Which of the following statements are correct?

1. Kolkata Port is the only riverine major port of India.

2. The port of Cochin is located on Willington Island.

3. Maharashtra has three major ports.

4. Mundra port is India’s major port in the private sector.

Select the correct answer using the codes given below.

1. Uttar Pradesh 

2. Kerala 

3. Bihar 

4. West Bengal 

Select the correct answer using the codes given below.

$1$. It is a manifestation of economic, social and political progress.

$2$. The rapid growth of the urban population puts pressure on public utilities.

$3$. Urban sprout is encroaching the precious agricultural land.

Select the correct answer using the codes given below.