Explanation:

• Statement 1 is correct: A party or coalition must win 272 Lok Sabha seats, or a majority of at least 50%, in order to form a government. This guarantees that they will have sufficient backing to enact laws and run the government efficiently.

• Statement 2 is incorrect: The Form 22 certificate is required by authorities to verify the identity of the elected candidates when they go to the Lok Sabha to take their oath as members.

• Statement 3 is incorrect: The Delhi High Court held that the Constitution does not require that a person must prove his majority in the Lok Sabha before he is appointed as the Prime Minister.

Additional Information

• In the parliamentary election, polling takes place in 543 constituencies across the country in which MPs are elected for every Lok Sabha constituency.

• A party or coalition must win 272 Lok Sabha seats, or a majority of at least 50%, in order to form a government. This guarantees that they will have enough support to enact laws and run the government efficiently.

• After an election, each winning candidate will be handed over a certificate of election by the Returning Officer of the constituency. The candidate will be asked to sign an acknowledgement of receipt of the certificate, which will then be sent by registered post to the Secretary General of the Lok Sabha, as per the Election Commission’s guidelines.

Hence option 1st is correct.