Evaluate the Integral Using Integration by Parts with the Indicated $u$

Multiple Choice

Evaluate the integral using integration by parts with the indicated choices of $u$ and $d v$ . $\int 6 \theta \cos \theta d \theta , u = 6 \theta , d v = \cos \theta d \theta$

A) $6 \sin \theta + 6 \cos \theta + C$
B) $6 \theta \cos \theta + 6 \sin \theta + C$
C) $6 \theta \sin \theta + 6 \cos \theta + C$
D) $6 \sin \theta - 6 \cos \theta + C$
E) None of these