The correct Prismoidal formula for volume is________________?

The correct Prismoidal formula for volume is________________?

A. D [first area + last area + Even area + 2 odd areas]
B. D/3 [first area + last area + 4 Even area + 2 odd areas]
C. D/3 [first area + last area + 2 Even area + 4 odd areas]
D. D/6 [first area + odd areas]