But the earliest cases may not be related to exposure at the market. That's what a team of
Chinese researchers reported January 24 in The Lancet. The earliest known patient got sick on
December 1. He had not been exposed to the market, according to the study, although the first
person who died had been.
Why did the author include this idea?
to introduce uncertainty about the origin of the coronavirus
to explain how many people have been infected by the coronavirus
to stress the danger that the coronavirus poses to humans
to describe how people can protect themselves from the coronavirus

Match each excerpt with the type of essay it represents. descriptive essay narrative essay expository essay persuasive essay essay excerpt type of essay when hal arrives at the pond, a bleak sight greets him as he discovers the surface of the skating pond is layered with snow. realizing he is facing a monumental task, he industriously begins to shovel the mounds of new snow from the frozen pond. lifting shovelful after shovelful of heavy wet snow, hal tirelessly works. while he works, he dreams of his brilliant future as a magnificent hockey star. soon a massive pile of glistening snow begins to appear on the bank, and the icy surface of the pond is smooth glass. hal’s back and arms ache as he eagerly exchanges his work boots for an old, worn pair of hockey skates. arrowright potter's lake used to be the nicest lake in the area. but these days the water is green with algae, and the lake is choked with weeds all summer long. as a result, people can no longer swim in it. experts have determined the cause of the problem.fertilizers from yards and farms have been running into the lake. they cause algae and weeds to grow out of control. they also kill birds and fish. arrowright a hard, gray mountain loomed over a serene, florescent-blue lake, which gently lapped at its granite base. miles above the lake, a trio of mountain peaks jutted into the sky. each seemed to be topped with a chilled scoop of vanilla ice cream. as a cold and distant sun crept over the peaks, the lake and valley below instantly became suffused with blue light, which seemed to touch everything but warm nothing. morning had arrived. arrowright since 1897, the population of the bachman's warbler in north carolina has decreased from more than 500,000 to fewer than 100. the main reason is the destruction of areas (like asbury woodlands) that the bird uses for its natural breeding grounds. bachman's warblers prefer thickly wooded swamps and wet thickets in heavy, full-grown forests. it’s there that they can build their nests and feed on insects. this fact does not mean that we cannot build a community theater. we simply must not build it in asbury woodlands. after all, our community has forever prided itself on caring for our natural surroundings. with the council’s and the support of our townspeople, future generations will be able to continue to appreciate the beauty of this little bird

Which sentence has a correctly placed participial phrase? a. we read about a pizza on the menu covered in pepperoni. b. covered in pepperoni, we read about a pizza on the menu. c. we, covered in pepperoni, read about a pizza on the menu. d. we read about a pizza covered in pepperoni on the menu.

Me, will give you 20 the main character in realistic fiction are usually dynamic; they undergo change and grow according to their experiences. louise mallard from kate chopin's "the story of an hour" is an example of a dynamic character. which of the following excerpts from chopin's story highlight the transformation that louise undergoes?