Consider the following statements :

1. Uttar Pradesh is not known as a State having longest road length in India.

2. Reserve Bank of India sanctions exchange for import of goods.

3. Urbanization is characterized by migration of people from rural areas to urban areas.

4. Indus Project was the joint project of the Labour Departments of India and Canada.

Which of these statements are correct ?

U.P. Lower Sub. (Pre) 2013