A firm's short-run cost curves, as conventionally drawn, show that

A)

ATCdecreases and then increases as output increases.

B)

AVCdecreases as long asMC>AVC.

C)

AFCincreases as output increases.

D)

ATC=TFC + TVC.

E)

theMCcurve intersects theAVCandATCcurves at their maximum points.