Simplify the Fraction to Lowest Terms $\frac { 36 } { 18 }$

Multiple Choice

Simplify the fraction to lowest terms. $\frac { 36 } { 18 }$

A) $\frac { 1 } { 18 }$
B) $18$
C) $\frac { 1 } { 2 }$
D) $2$
E) $\frac { 18 } { 36 }$