Which expression is equivalent to (4b−3k)3
in expanded form?

A) 64b3−48b2k+36bk2−27k3
B) 64b3−144b2k+108bk2−27k3
C) 64b3−48bk2+36b2k−27k3
D) 64b3−144bk2+108b2k−27k3

B is the answer