Determine Whether the Events Are Mutually Exclusive $\frac { 3 } { 2 }$

Multiple Choice

Determine whether the events are mutually exclusive.
-A bag contains 7 red marbles, 4 blue marbles, and 1 green marble. Find P(not blue) .

A) 8

B) $\frac { 3 } { 2 }$

C) $\frac { 2 } { 3 }$

D) $\frac { 1 } { 3 }$