The company recently surprised its employees by gifting them for a bicycle each .

In each question below, a sentence is given with a part of it printed in bold type. That part contains a phrase that may be correct or erroneous. Each sentence is followed by phrases (A), (B) and (C). Find out which is the correct phrase that should replace the error in bold, if there is any, and which makes the sentence grammatically meaningful and correct. If the sentence is correct as it is and ‘No improvement required’, mark option 4 ‘No improvement required’ as the answer.