What can happen with a magnet in a non-uniform magnetic field?

A magnetic needle is kept at an angle $30^\circ$ with respect to a non-uniform magnetic field. It experiences $\text{\_\_\_}$ .

• (A) a net force and a torque

• (B) a net force but not a torque

• (C) a torque but not a net force

• (D) neither a net force nor a torque

Enter your answer as a 4-digit string of 1s and 9s - 1 for correct option, 9 for incorrect option; for example 1919 indicates A and C are correct, and B and D are incorrect. One or more than one may be correct.

A question from IIT JEE 1982 Physics Paper