James drove to the auto store, he needed to buy car parts.

What is the best way to change this comma splice into a complete sentence?
A.
James drove, to the auto store, he needed to buy car parts.
B.
James drove to the auto store he needed to buy car parts.
C.
James drove to the auto store and he needed to buy car parts.
D.
James drove to the auto store, and he needed to buy car parts.

D. James drove to the auto store, and he needed to buy car parts.