The Graphs of F and G Are Shown $( f + g ) ( - 2 )$

The graphs of f and g are shown. Find the values for the given values of x, if possible.
-a. $( f + g ) ( - 2 )$
b. $\left( \frac { g } { f } \right) ( 1 )$
c. $( g \circ f ) ( 3 )$

A) a. $7 ;$ b. $- \frac { 3 } { 2 } ;$ c. $- 2$

B) a. $1 ;$ b. $- \frac { 2 } { 3 } ;$ c. 3

C) a. $1 ;$ b. $- \frac { 2 } { 3 }$ ;c. $- 2$

D) a. $7 ;$ b. $- \frac { 3 } { 2 } ;$ c. 3