Using Green's Theorem, Compute the Counterclockwise Circulation of F Around $\le$

Multiple Choice

Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.
-F = - i; C is the region defined by the polar coordinate inequalities 1 $\le$ r $\le$ 4 and

A) 65/96
B) 21/32
C) 0
D) - 21/32