You Are Given the Probability That an Event Will Not $$P \left( E ^ { \prime } \right) = \frac { 5 } { 9 }$$

Multiple Choice

You are given the probability that an event will not happen. Find the probability that the event will happen.
$$P \left( E ^ { \prime } \right) = \frac { 5 } { 9 }$$

A) $\frac { 5 } { 9 }$
B) 0
C) 1
D) $\frac { 4 } { 9 }$
E) $\frac { 2 } { 9 }$