આપેલ વાક્ય $Active$ (કર્તરી) પ્રયોગમાં છે. આપેલ વિકલ્પોમાંથી સાચું $Passive$ (કર્મણી) પ્રયોગનું વાક્ય પસંદ કરો: "$A$ child could not have done this mischief."

• A
  This mischief could not be done by a child.
• B
  This mischief could not been done by a child.
• C
  This mischief could not have been done by a child.
• D
  This mischief a child could not have been done.