Complete the List A) $3$ B) $\frac { 3 } { 4 }$

Multiple Choice

Complete the list. Experiment: Guessing an answer on one 4-choice multiple-choice test
$\begin{array} { l l } \text { cellpadding="0" cellspacing="0" width } = 81 \% " \text { border } \\ \text { Experiment: } & \text { Guessing an answer on one 4-choice } \\ & \text { question } \\ \text { Success: } & \text { correct guess } \\ \text { P(success) : } & \frac { 1 } { 4 } \\ P ( \text { failure } ) : & ? \end{array}$

A) $3$
B) $\frac { 3 } { 4 }$
C) $\frac { 1 } { 2 }$
D) $\frac { 1 } { 4 }$
E) $\frac{4}{5}$