how have airplanes changed the way the world does business? choose four answers. by making long trips less expensive by shortening travel time by opening up new trade markets worldwide by connecting business partners the fastest by increasing options for travel destinations

All of the following are examples of service-learning opportunities except: a. donating time to senior citizen war veterans and writing a report about the experience for your u.s. history class. b. getting a part-time job at a habitat restoration center. c. reading to second-grade students as part of your assigned reading time for your english class. d. planting trees in your community and then discussing global warming in your science class.

Essay on sustainable development of soiciety

D/dx(1+x^4+x^6/x^2+x+1) a)2x-1 b)2x+1 c)2 d)0