IBPS RRB Office Assistant Mains 17 Oct 2021 Paper

Directions: 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 campaign to improve the excess of households to electricity and clean cooking fuel have been shown to be an important factor.