Four Vectors $\vec { A }$ $\overrightarrow { \mathbf { B } }$

Multiple Choice

Four vectors, $\vec { A }$ , $\overrightarrow { \mathbf { B } }$ , $\overrightarrow { \mathrm { C } }$ , and $\vec { D }$ , are shown in the figure. The sum of these four vectors is a vector having magnitude and direction

A) 4.0 cm, along +x-axis.
B) 4.0 cm, along -x-axis.
C) 4.0 cm, along +y-axis.
D) 4.0 cm, along -y-axis.
E) 4.0 cm, 45° above +x-axis.