Answer:
A, B, D, E
Explanation:
Out of the aforelisted options, 4 out of 5 are correct. And like the question had stated, mentioning all that are correct. They are:
Lines that go down from left to right should have a negative
slope.
Lines that go up from left to right should have a positive slope.
Lines that have positive slopes and are equally steep should have
the same slope.
The slope of a steep line with a positive slope should be bigger
than the slope of a flat line.
(B) The clean air act
Our five most effective pieces of environmental legislation are the Clean Air Act, the Endangered Species Act, the Montreal Protocol, the Clean Water Act, and Reformation Plan No. 3 of 1970. Because of these laws, the health of Americans and the environment they inhabit have dramatically improved.
It has been reduced to scrub by overgrazing.