Which detail would be most relevant to this central idea?

Summer is the most fun season, because there is so much to do.
A. However, we don't live near the beach.
B. the warm weather is good for playing outside or going to the pool.
C. some people burn if they stay in the sun too long.
D. the bugs can really be a pain though.

B. the warm weather is good for playing outside or going to the pool.