Which of the phrases given in the options should replace the word phrase that is underlined in the sentence to make it grammatically correct? If the sentence is correct as it is and no correction is required, select 'No correction required' as the answer.
With the threat of riots breaking out, you need not to go to that city.
1
need not to have gone
2
need not gone
3
need not to gone
4
need not go
5
No correction required