The cartesian equation of a line is 3x - 1 = 6y + 2 = 1 - z . Find the vector equation of the line .
A. `(-1/3hati + 1/3hati +hatk) +lambda(2hati + hatj - 6hatk)`
B. `(1/3hati - 1/3hatj + hatk) + lambda(2hati +hatj - 6hatk)`
C. `(hati + 2hatj + hatk) +lambda(2hati + hatj - 6hatk)`
D. `(hati - 2hatj - hatk) + lambda(2hati + hatj - 6hatk)`
