Carving on Mount Rushmore began on this day in 1927. How many years passed before it was finished?

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

A.) 9

A.) 9

I work on the tasks that I enjoy most first.

B.) 14

B.) 14

I work on the tasks that I enjoy most first.

C.) 19

C.) 19

I work on the tasks that I enjoy most first.

D.) 24

D.) 24