This Thursday (April 22) is Earth Day. When was it first celebrated?

I work best on a deadline so I start projects close to their due date.

A.) 1965

A.) 1965

I work on the tasks that I enjoy most first.

B.) 1970

B.) 1970

I work on the tasks that I enjoy most first.

C.) 1977

C.) 1977

I work on the tasks that I enjoy most first.

D.) 1984

D.) 1984