Which one of the following statements is correct about 2014 elections?

The correct answer is Option (2) → BJP became the first party to gain single party majority after 30 years.

Option (1) BJP won 300 seats on its own. — Incorrect. In 2014 the BJP won 282 seats on its own; it crossed 300 (303 seats) only in 2019.

Option (2) BJP became the first party to gain single party majority after 30 years. — Correct. With 282 seats of its own, the BJP became the first party to gain single party majority after 30 years.

Option (3) BJP chose to form NDA government without any coalition partner. — Incorrect. Despite its own majority, the BJP did choose to form the NDA government with its coalition partners.

Option (4) For 2014 elections, BJP declared its Prime Ministerial candidate in 2012. — Incorrect. The BJP declared Narendra Modi as its Prime Ministerial candidate in September 2013.