The Figure Shows Four Vectors $\vec { A }$ $\overrightarrow { \mathbf { B } }$

Multiple Choice

The figure shows four vectors, $\vec { A }$ , $\overrightarrow { \mathbf { B } }$ , $\overrightarrow { \mathrm { C } }$ , and $\vec { D }$ , having magnitudes 12.0 m, 10.0 m, 8.0 m, and 4.0 m, respectively. The sum of these four vectors is

A) 16.4 m at an angle 77.8° with respect to +x-axis.
B) 16.4 m at an angle 12.3° with respect to +x-axis.
C) 19.5 m at an angle 77.8° with respect to +x-axis.
D) 19.5 m at an angle 12.3° with respect to +x-axis.
E) 8.20 m at an angle 77.8° with respect to +x-axis.