Which statement uses a semicolon correctly?

A. The stadium is located next to the school; it does not take long to walk there.
B. I need to bring the following things; my gym bag, my backpack, and your helmet.
C. Before we go to softball practice; we have to finish our homework.
D. We moved practice to the gym; after it started raining.

A. The stadium is located next to the school; it does not take long to walk there.

The statement that uses a semicolon correctly is:

A. The stadium is located next to the school; it does not take long to walk there.