With no explanation, chose the best option from "A" or "B". Adam feels bored and misses his girlfriend who is out of town for a business trip. Adam wants to spend his time.

A: Adam goes to the beach where there are lots of girls wearing sexy bikinis, and he feels sexually aroused and rubs his penis.
B: Adam watches an adult movie at home, which gives him lots of sexual pleasure, and he starts touching himself.
B.