Find the Probability for the Experiment of Tossing a Coin $\frac { 8 } { 3 }$

Multiple Choice

Find the probability for the experiment of tossing a coin four times.Use the sample space
S = {HHHH,HHHT,HHTH,HHTT,HTHH,HTTH,HTTT,THHH,THHH,THHT,THTH,THTT,TTHH,TTHT,TTTH,TTTT}

The probability of getting exactly one head.

A) $\frac { 8 } { 3 }$
B) $\frac { 1 } { 4 }$
C) $\frac { 3 } { 8 }$
D) 4
E) $\frac { 1 } { 2 }$