Can someone please check me answers?

  1. Simplify the expression.

(n^4)^8

An^48
Bn^32 << My answer
Cn^12
Dn^4

  1. Simplify the expression.

(c^3)^5(d^3)^0

Ac^15d^3
Bc^15 << My answer
Cc^8d^3
D0

  1. Simplify the expression.

(m^3)^-1(x^2)^5

Ax^7/ m^4
Bx^20/ m^-4
Cx^7/ m^2
Dx^10/ m^3 << My answer