What is the allusion in the passage? a. steger expedition b. amelia earhart c. ernst shackletonthe expeditiona crowd of well wishers greeted ann bancroft when she returned home from her historic expedition across antarctica. bancroft and liv arneson are the first women to traverse the ice-covered continent. it took the two women three months to travel 2,400 miles (3,840 km); the journey across antarctica began on november 14th, 2000, and ended on february 19th, 2001. they reached mcmurdo station, a u. s. military base, just in time to board a ship that would take them home. some people call bancroft a modern day amelia earhart. in 1986, she joined the steger north pole expedition and became the first woman to reach the north pole over land. in 1993 she led a team of women on a 67-day expedition to the south pole. bancroft said that her journey was inspired by the tale of sir ernst shackleton, the explorer who survived two years in antarctica after his ship sank. before returning home, bancroft and arneson visited the shackleton huts.

Armed with invisible ink, a cipher system, and a passion to end the war and preserve the union, elizabeth van lew became butler's eyes and ears in the confederate capital city. truth be told, however, she became much more than that. she became a spymaster, the person responsible for running a network of agents, couriers, and safe houses that was very active during the war. in addition to the spying, elizabeth van lew continued to maintain her church hill home as a safe house and something of a local union spy headquarters. —the dark game, paul janeczko what is the central idea of this passage? van lew’s home was used as a safe house, which was critical to the confederacy. van lew had a passion to end the war and preserve the union. van lew was a spymaster, a leading force in the espionage activities for the union. van lew did not enjoy working for general butler.

3one of the biggest impacts a building has on earth is the energy it uses. currently, most of the world’s energy comes from burning fossil fuels. these fuels are dirty and when they are burned they pollute the air and water. one way to burn fewer fossil fuels is to reduce the amount of electricity a building has to use. passive solar heating, which uses heat from the sun, reduces the amount of fossil fuel used to heat buildings. passive solar heating requires a south-facing wall made of glass. when sunlight shines through the wall, it is collected and used to warm the building. another way green buildings reduce their electricity use is to install other energy sources. for example, some green buildings use panels that turn energy from the sun into useable electricity. which is the best summary of paragraph 3? a) fossil fuels are dirty and pollute the air and water. most of the world's energy comes from these fuels. b) the biggest problem of buildings is that they use fuel that is dirty for heating. they need to do something to be more energy efficient. c) panels that turn energy from the sun into electricity and passive solar heating can stop the burning of fossil fuels which pollute air and water. d) since fossil fuels are dirty and pollute the air and water, other technologies that pollute less and produce energy have been developed like solar energy and green buildings.

A. to transition the reader smoothly from one idea or moment intime to the nextob. to grab readers' attention and get them interested in the essay'smain topicc. to provide more supporting details about the essay's main ideasor topicod. to sum up the overall point of the essay and make a lastingimpression