Find the Magnitude and Direction Angle for the Following Vector $- 7 i + 2 j$

Multiple Choice

Find the magnitude and direction angle for the following vector. Give the direction angle as an angle in [0°, 360°) rounded to the nearest tenth.
- $- 7 i + 2 j$

A) $\sqrt { 53 } , 164.1 ^ { \circ }$
B) $9,344.1 ^ { \circ }$
C) $\sqrt { 53 } , 15.9 ^ { \circ }$
D) $53,164.1 ^ { \circ }$