The correct answer is option 'C', which stands for Valmiki Ambedkar Awas Yojana (VAMBAY). VAMBAY was a scheme launched by the Government of India in 2001 with the aim of providing housing to slum dwellers and upgrading their living conditions.

Under this scheme, the government provided financial assistance to states and Union Territories for the construction of dwelling units for slum dwellers. The scheme also aimed to provide basic amenities such as water supply, sanitation, and electricity to these units.

Some of the key features of VAMBAY were:

1. Target beneficiaries: The scheme targeted slum dwellers who were living in unauthorized colonies and did not have pucca houses.

2. Financial assistance: The government provided financial assistance to states and Union Territories for the construction of dwelling units. The amount of assistance varied depending on the location of the project.

3. Upgradation of living conditions: In addition to providing housing, the scheme also aimed to provide basic amenities such as water supply, sanitation, and electricity to these units.

4. Implementation: The scheme was implemented by the Ministry of Housing and Urban Poverty Alleviation.

Overall, VAMBAY was an important scheme launched by the government to provide housing and basic amenities to slum dwellers. The scheme aimed to improve their living conditions and provide them with a better quality of life.