The number of solutions of the equation $2 \sin ^2 \theta-3 \cos ^2 \theta=\sin \theta \cos \theta$ lying in the interval $(-\pi, \pi)$ is

• A

  $2$
• Correct answer
  B

  $4$
• C

  $3$
• D

  $1$

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