C. He is industrious and diligent and works very hard. (Rewrite improving the style.)

He is industrious.

Explanation:

The purpose of rewriting is to clarify the message in a way that is easier to read and understand. In other words, the goal of rewriting is to convey the meaning of the message, while tightening the flow. This helps in eliminating redundancies.

Hence, in this case, we have the Rewriting of the original statement as "He is industrious."

Industrious simply means being diligent and hardworking

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