contestada

Which expression is equivalent to 9a to the power of 1/2 (times) b to the power of 14 (times) c to the power of 3/2?
A)
(square root) 3ab28c3
B)
(square root) 3ab7c3
C)
(square root) 81ab28c3
D)
(square root) 81ab7c3