Q:

The following sentence has been divided into parts. 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.

Residents should keep an / eye out for strangers / acting suspecting in their areas

• 1
  eye out for strangers
• 2
  No error
• 3
  Residents should keep an
• 4
  acting suspecting in their areas