Find the Indicated Probability $\frac { 1 } { 3 }$

Multiple Choice

Find the indicated probability.
-Two fair dice are rolled. Find the probability that the sum of the two numbers is not greater than 5.

A) $\frac { 1 } { 3 }$
B) $\frac { 1 } { 6 }$
C) $\frac { 5 } { 18 }$
D) $\frac { 13 } { 18 }$