The sentence "The application will be reviewed by the committee" is an example of the passive voice.
In passive voice constructions, the subject receives the action rather than performing it. In this sentence:
The subject is "The application." The verb is "will be reviewed," where "will be" is the auxiliary verb indicating future tense, and "reviewed" is the past participle of the main verb "review."
"By the committee" is the prepositional phrase indicating who is performing the action.
Convert the object of Active Voice Sentence into the subject of the Passive Voice Sentence. Use helping verb was/were according to subject of the Passive Voice sentence.
The core issues of the society would be highlighted by him.
This sentence is in the passive voice, and it indicates that the subject (the core issues of the society) would receive the action (be highlighted) performed by someone (him).
The original sentence, "He would highlight the core issues of the society," is in the active voice, indicating that He (the subject) would perform the action (highlight) on the core issues of the society.
The original sentence, "Let not his insulting words be minded", is a formal or old-fashioned way of saying "Don't pay attention to his insulting words" or " Ignore his insulting words".
The correct answer, "Don't mind his insulting words", is a more modern and common way of expressing the same idea.