The Probability That Two Parents with a Family of Four $\frac { 1 } { 2 }$

Multiple Choice

The probability that two parents with a family of four will have one girl and three boys is

A) $\frac { 1 } { 2 }$
B) $\frac { 1 } { 4 }$
C) $\frac { 1 } { 8 }$
D) $\frac { 1 } { 16 }$
E) $\frac { 1 } { 32 }$