Choose the One Alternative That Best Completes the Statement or Answers

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Evaluate the expression.
- $\left( \begin{array} { l } 4 \\ 1 \end{array} \right)$

A) $\frac { 4 } { 2 }$
B) 4
C) 1
D) $4 !$