Marlene and Sharon are getting ready to go swimming at Marlene's house. They hear rumbling off in the distance but don't think anything of it. The sky is blue
directly overhead but, some gray clouds appear to the south which is the direction the afternoon breeze is coming from an appropriate safety decision made would
be
A. Never swim alone
B. Never swim with the threat of lightning
C. Swim with proper supervision
D. None of the above