Consider two long thin conductors $A$ and $B$ each carrying current $I$ as shown in the figure. Considering $A$ to be fixed, which of the following statements is correct?

• A

  $B$ experiences a net force along $+x$ axis.
• B

  $B$ experiences a net anticlockwise torque.
• C

  $B$ experiences a net force along $-x$ axis.
• Correct answer
  D

  $B$ experiences a net clockwise torque.

Hence, the correct answer is option: 'D'.