The X Component of Vector $\vec { A }$ Is 87 Units,and Its Y Component Is -6

Multiple Choice

The x component of vector $\vec { A }$ is 8.7 units,and its y component is -6.5 units.The magnitude of $\vec { A }$ is closest to

A) 9.9 units
B) 7.9 units
C) 8.9 units
D) 11 units
E) 12 units