Answer : 1. "रक्षा मंत्रालय "
Explanation :

Finance Minister Nirmala Sitharaman presented the interim Budget 2024 in Parliament. This was the sixth time that Finance Minister Nirmala Sitharaman presented the budget. He also presented his first interim budget of his tenure. According to the documents received of the interim budget, the Defense Ministry has been given the highest allocation with ₹6.1 lakh crore. After this, the Ministry of Road Transport and Highways is in second place with ₹2.78 lakh crore.