In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice. No one answered my call for help.

• Answering my call for help was not done by anyone.
• I myself have not got any answer for my help call.
• Calling for help has been done by me but no one answered.
• My call for help was not answered by anyone.