Three charges `-q_(1), + q_(2) and -q_(3)` are placed as shown in the figure. The x - component of the force on `q_(1)` is proportional to

Options

A. `(q_2)/(b^2)-(q_3)/(a^2) cos theta `
B. `(q_2)/(b^2) +(q_3)/(a^2) sin theta `
C. `(q_2)/(b^2) +(q_2)/(a^2) cos theta `
D. `(q_2 )/(b^2)- (q_2)/(a^2) sin theta`

Answer

B