Parts of the following sentence have been given as options. Select the option that contains an error in spelling. If you don't find any error, mark 'No error' as your answer.
Insects are perfact allies of plants because they pollinate them.

Correct option is B

Option (b) Insects are perfact contains the error.
The word "perfact" is incorrectly spelled. The correct spelling is "perfect." The error occurs due to the incorrect vowel placement.
Corrected Sentence: Insects are perfect allies of plants because they pollinate them.