Which of the following is a solution for the future that would follow both Dax's and Ava's recommendations?

A.

enactment of laws requiring all people to ride bicycles instead of driving cars

B.

development of gasoline-powered cars that have better fuel efficiency

C.

development of cars that run on fuels that pollute less and cost less than gasoline

D.

enactment of laws that require gasoline to cost more and cause more pollution

This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment

Residential construction is expanding in florida, the expansion has caused fragmentation of habitats, one of the results of the increased construction is a decrease in the number of large predators such as the coyote, black bear and pool panther, which will be the most immediate local result of this fragmentation? 1)large predators will become extinct 2)decrease in middle sized predators 3)increase in population of top carnivores 4)increase in population of prey species

After a group of researchers conducts a new experiment that has never been conducted before, what is the best way for other scientists to make sure that the data is real