If a Is the Area of the Intersection of the Regions

Multiple Choice

If A is the area of the intersection of the regions enclosed by the graphs of $r = 1$ and $r = 1 - \cos \theta,$ then A is

A) $\frac { 5 \pi + 8 } { 8 }$
B) $\frac { 8 - \pi } { 2 }$
C) $\frac { 5 \pi - 8 } { 3 }$
D) $\frac { 5 \pi - 8 } { 5 }$
E) $\frac { 5 \pi - 8 } { 4 }$