Find a Vector V for a Vector Equation $\mathbf { r } = \mathbf { r } _ { 0 } + t \mathbf { v }$

Multiple Choice

Find a vector v for a vector equation $\mathbf { r } = \mathbf { r } _ { 0 } + t \mathbf { v }$ of the line passing through the points (1, 2, 3) and (4, 5, 6) .

A) $\{ 1,1,0 \}$
B) $\{ 0,1,1 \}$
C) $\{ 1,0,1 \}$
D) $\{ 1,1,1 \}$
E) $\{ 0,0,1 \}$
F) $\{ 1,0,0 \}$
G) $\{ 0,1,0 \}$
H) $\{ 0,0,0 \}$