With reference to the role of UN-Habitat in the United Nations programme working towards a better urban future, which of the statements is/are correct ?

1. UN-Habitat has been mandated by the United Nations General Assembly to promote socially and environmentally sustainable towns and cities to provide adequate shelter for all.
2. Its partners are either governments or local urban authorities only.
3. UN-Habitat contributes to the overall objective of the United Nations system to reduce poverty and to promote access-to safe drinking water and bask sanitation.

Select the correct answer using the code given below :