Question

He confessed that he was guilty​

Answer 1

In order to convert a simple sentence, the two subjects will be reduced to one, and the relative pronoun 'that' will be removed. Thus, the final sentence would read as he confessed his crime / guilt which involves single subject and predicate yet conveying complete sence

Explanation: -

Hope it's usefull to you. If it is usefull to you. Can you please mark me as Brainlist please