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.

His successful as a lawyer / grew so fast that he soon had / enough money to buy a house.

A

enough money to buy a house

B

grew so fast that he soon had

C

No error

D

His successful as a lawyer