In the following questions, a part of sentence is printed in bold. Below are given alternatives to the bold part at (1), (2) (3) which may improve the sentence. Choose correct alternative. In case no improvement is needed, your answer is (4).
He said, "We have done our work."
He said that he had done his work
He said that they have done their work
He said that they had done their work
He said that they had done their work
A.
He said that he had done his work
