Express the Vector as a Product of Its Length and Direction

Multiple Choice

Express the vector as a product of its length and direction.
-7j

A) $7 \mathbf { j }$
B) $7 ( 7 \mathbf { j } )$
C) $\frac { 1 } { 7 } \mathbf { j }$
D) $\left( \frac { 1 } { 7 } \mathrm { j } \right)$