The Angle, in Degrees and Correct to Two Decimal Places $\mathbf { v } = \mathbf { i } - 3 \mathbf { j } + 4 \mathbf { k }$

Multiple Choice

The angle, in degrees and correct to two decimal places, between $\mathbf { v } = \mathbf { i } - 3 \mathbf { j } + 4 \mathbf { k }$ and $\mathbf { w } = 3 \mathbf { i } + \mathbf { j } - 3 \mathbf { k }$ is

A) 138.77
B) 122.68
C) 111.98
D) 109.28
E) 99.11