Why did gas stations in Washington run out of fuel in the 1970s?

Question

(1 point)
Responses

American companies shut down oil fields in Alaska.
American companies shut down oil fields in Alaska. - incorrect

Environmentalists blocked construction of the Alaska pipeline.
Environmentalists blocked construction of the Alaska pipeline. - no response given

Oil suppliers of the United States opposed the Vietnam War.
Oil suppliers of the United States opposed the Vietnam War. - no response given

OPEC issued an oil embargo against the United States.

Answer 1

OPEC issued an oil embargo against the United States. - correct