Find the Angle θ Between the Vectors $\begin{array} { l } \mathbf { u } = 6 \mathbf { i } - 1 \mathbf { j } \\\mathbf { v } = 7 \mathbf { i } + 2 \mathbf { j }\end{array}$

Multiple Choice

Find the angle θ between the vectors. ​​ $\begin{array} { l } \mathbf { u } = 6 \mathbf { i } - 1 \mathbf { j } \\\mathbf { v } = 7 \mathbf { i } + 2 \mathbf { j }\end{array}$ ​
(Round the answer to 2 decimal places. )
​

A) $25.41 ^ { \circ }$
B) $45.41 ^ { \circ }$
C) $30.41 ^ { \circ }$
D) $35.41 ^ { \circ }$
E) $40.41 ^ { \circ }$