Who first proposed the idea to return the gray wolfs to yellowstone park?
a. the president
b. biologists concerned about the ecosystem of the park
c. u. s. congress
d. environmentalists who are far from experts on the subject.

During the invasion of the soviet union, the einsatzgruppen did which of the following? killed large numbers of jews, as well as many locals. led military troops. eliminated local administration in lithuania. took over many administrative functions in the war effort. planned and organized extermination camps.

Who recommended that president bill clinton be impeached?

During industrialization which led to an explosion of new economic theories