Which U.S President made Labor Day a federal holiday?

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

A.) Grover Cleveland

A.) Grover Cleveland

I work on the tasks that I enjoy most first.

B.) William McKinley

B.) William McKinley

I work on the tasks that I enjoy most first.

C.) Benjamin Harrison

C.) Benjamin Harrison

I work on the tasks that I enjoy most first.

D.) Chester Alan Arthur

D.) Chester Alan Arthur