"I’ve worked for you for five years," man said to them, "What about giving me a raise?"

A

The man said that he has worked for him for five year. He proposed that he may be given a raise.

B

The man said that he had worked for him for five years. He advised him to give him a raise.

C

The man said that he had worked for him for five years. He suggested that he should give him a raise.

D

The man said that he had worked for them for five years and asked about giving him a raise.