Which of the phrases given below the sentence should replace the word/phrase given below in bold in the sentence to make it grammatically correct? If the sentence is correct as it is given and no correction is required, mark 'No correction required' as the answer.
The professor emphasized that rich should help poor.
1
rich should help the poor
2
the rich should help the poor
3
the rich should help poor
4
the rich people should help poor
5
no correction required