whiCh oF thE Following most ACCurAtEly DEsCriBEs thE ConDition thAt typiCAlly Exists whEn mArginAl proDuCt is At A mAximum
A．

A. mArginAl Cost is At A minimum.

B．

B. AvErAgE proDuCt is At A minimum.

C．

C. AvErAgE vAriABlE Cost is inCrEAsing.