Read each sentence to find out whether there is any grammatical mistake error in it. The error if any, will be any part of the sentence. Make the number of that part with error as your answer. If there is 'd) No error', mark.
A. Let us congratulate him
B. for his success
C. in the examination
D. No error
Correct Answer :
B. for his success
The proposition 'for' should be replaced with 'on'.