Which among the following was first Municipal Corporation of India (Established in 1687)?

Consider the following statements: 

1. There is NO landlocked country in ASEAN 
2. There are only two Landlocked countries in SAARC
3. All neighbors of India are members of either SAARC or ASEAN 

Which among the above statements is/ are correct?

With reference to the architecture of Indus Valley Civilization, consider the following statements:

1. Stone was generally used for construction of houses in almost all sites of Indus realm
2. There was an extensive use of baked bricks for building houses in Mohenjodaro and Chanhu-daro

Which among the above statements is / are correct?

Some countries consider the Nuclear Non-proliferation Treaty (NPT) discriminatory because__:

In context with Equator, consider the following statements:

1. The length of Day & Night are practically equal always
2. Places on the Equator experience the quickest rates of sunrise and sunset in the world
3. Equator is the only line of latitude which is also a great circle

Which among the above statements is / are correct?