प्र:

Parts of the following sentence have been given as options. One of them may contain an error. Select the part that contains the error from the given options. If you don’t find any error, mark ‘No error’ as your answer.

Public agencies and nonprofit conservation groups is already working to promote conservation.

• 1
  groups is already working
• 2
  Public agencies and nonprofit conservation
• 3
  to promote conservation
• 4
  No error