In relation to the Council of Ministers, why is the Prime Minister called the 'first among equals'?

1. 1.The President can appoint only those persons as ministers who are recommended by the Prime Minister.
2. 2.The Ministers are constitutionally required to communicate all decisions relating to their ministry to the Prime Minister.
3. 3.The resignation or death of an incumbent Prime Minister automatically dissolves the entire Council of Ministers.

Select the correct answer using the code given below: