Oil drilling in Alaska's ANWR requires specific authorization from:

a. the president.

b. congress.

c. the Supreme Court.

d. None of these are correct.

b. congress.

Explanation:

Alaska's Arctic National Wildlife Refuge (ANWR) is section in Alaska with millions of acre considered one of the most pristine nature areas in the U. S. Despite that, the Alaska National Interest Lands Conservation Act, allows oil drilling in Alaska with specific authorization from Congress, and it also needs the completion of an Environmental Impact Study (EIS).