On 15 August 1947, the first prime minister of India, Jawaharlal Nehru, raised the Indian National Flag above the _____________of Red Fort in Delhi.

Correct option is D

The correct answer is (d) Lahori Gate
 On 15 August 1947, Jawaharlal Nehru, the first Prime Minister of India, raised the Indian National Flag above the Lahori Gate of the Red Fort in Delhi.
 Lahori gate received its name because it led to the city of Lahore, (Present Day Pakistan).
 The Mughal Emperors' primary residence was the Red Fort, also known as Lal Qila, in Old Delhi, Delhi, India.
 When Shah Jahan chose to move his capital from Agra to Delhi on May 12, 1638, he ordered the Red Fort's construction.
 The Red Fort, which is a component of the Red Fort Complex, was designated a UNESCO World Heritage Site in 2007