Select the correct passive form of the given sentence. Dr. V erma advised patients to try out a new medicine for migraine. (a) The p atients were being advised to try out a new medicine for migraine by Dr. Verma (b) The old patients had been advised to t ry out a new medicine for migraine by Dr. Verma (c) Patients were advised to try out a new medicine for migraine by Dr. Verma (d) Patients have been advised to try out a new medicine for migraine by Dr. Verma.

Options

A. The patients were being advised to try out a new medicine for migraine by Dr. Verma.
B. The old patients had been advised to try out a new medicine for migraine by Dr. Verma.
C. Patients were advised to try out a new medicine for migraine by Dr. Verma.
D. Patients have been advised to try out a new medicine for migraine by Dr. Verma.

Answer

C