Frank jogs in a circular garden every day. The ground measures 5 feet from the center to the inner circle and an extra 3 feet from the inner circle to the outer circle. If Frank jogs around the outer circle twice, how much distance does he cover?

A. 2p(5 + 8)
B. 2p(10 + 16)
C. p(8 – 5)
D. 2p(8 + 8) ...?