Which of the following architectural features is commonly found in Dravida temples?
AThe main temple tower is circular, with subsidiary shrines built in a square shape.
BThe Dravida temple typically has a central entrance gateway called a gopuram, a stepped pyramidal vimana, and features subsidiary shrines in various shapes like square, elliptical, and octagonal.
CThe term "shikhara" refers to the water reservoir located outside the temple complex.
DThe main temple tower is elliptical, and subsidiary shrines are never built as separate structures.