How about some smart people answer some of my questions i need some right answers!!

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.

The graph shows a trend in an ecosystem over time caused by increased pollution in the region. what can you conclude from the graph? a. there’s lower biodiversity among birds. b. there’s a higher reproductive rate among birds. c. there’s a significant decline in the number of producers. d. other types of animals were unaffected by pollution.

In what type of gpa are honors, ap, ib and dual enrollment courses given additional points? a) cumulative gpa b) weighted gpa c) unweighted gpa d) semester gpa