For each of the following sentences four alternatives are given. You are required to choose the correct meaning of the idiom or phrase given or underlined in the sentence. It is a matter of gratification for me that he has turned a new leaf.

• A. accepted the new job that was offered to him
• B. decided to use a different strategy to solve the problem
• C. begun a different mode of life
• D. started using his intelligence
• E. proved to be a worthy person on his job

Answer: (C)