You are looking down at a map. A vector $\bf{u}$ with $\left| \mathbf{u} \right|$ = 3 points north and a vector $\mathbf{v}$ with $\left| \mathbf{v} \right|$ = 6 points northeast. The crossproduct $\mathbf{u} \times \mathbf{v}$ points:

A) south
B) northwest
C) up
D) down

Please enter the letter of the correct answer:

The magnitude $\left| \mathbf{u} \times \mathbf{v} \right|$ =