Multiply in the Indicated Base $$\begin{array} { r } 100_2 \\\times \quad 101 _ { 2 } \\\hline\end{array}$$

Multiple Choice

Multiply in the indicated base.
- $$\begin{array} { r } 100_2 \\\times \quad 101 _ { 2 } \\\hline\end{array}$$

A) $101000 _ { 2 }$
B) $10110 _ { 2 }$
C) $1100 _ { 2 }$
D) $10101 _ { 2 }$