The Difference Between a Drupe and a Berry Is That

The difference between a drupe and a berry is that a drupe

A) is an accessory fruit, while a berry is a multiple fruit.
B) is formed from a single carpel, while a berry is formed from many carpels.
C) has a stony pit around a single seed, while a berry is fleshy throughout with many seeds.
D) is a dry fruit, while a berry is a fleshy one.
E) splits open along two sutures, while a berry splits open along one suture.