A line passes through the points $A(7,-4)$A line passes through the points $A(7,-4)$

A line passes through the points $A(7,-4)$&$B(-5,-2).$ Find a vector equation of the line.

a$.[x,y]=[-5,2]+t[-12,2]$

b$.[x,y]=[7,-4]+t[-5,-2]$

c$.[x,y]=[7,-4]+t[-2,-6]$

d$.[x,y]=[12,-2]+t[7,4]$