Which of the following schemes launched by the Govt. of India aims at enhancing the livelihood security of the people in rural areas by guaranteeing hundred days of employment in a financial year to a rural household whose adult members volunteer to do unskilled manual work? [RBI Grade B Officer 2011]

• A. TRYSEM
• B. Pradhan Mantri Gram Sadak Yojana
• C. Kutir Jyoti Scheme
• D. MNREGA