Which of the following is a reason why the aggregate demand curve is downward sloping?

Has anyone here taken the orela elementary education subtest 2 (103)? if so can you link me videos, practice tests, or methods on what you did to pass it?

Which is an advantage to using nonrenewable resources? a. they can be cheaper. b.they can have a lower impact on the environment. c.they can be used up rapidly. d.they can contribute to global warming.

What are the three stages of volcanic activity? a. active, magma, lava c. extinct, eruption, explosive b. eruption, quiet, explosive d. active, dormant, extinct