I CAN'T GET THIS WRONG ILL FAIL!!
Which sentence is punctuated correctly?
A.
It rained heavily, during the afternoon but we managed to have our picnic anyway.
B.
It rained heavily during the afternoon but we managed, to have our picnic anyway.
C.
It rained, heavily during the afternoon but we managed, to have our picnic anyway.
D.
It rained heavily during the afternoon, but we managed to have our picnic anyway.