Option (1) is incorrect: The State Legislature Assembly is not the head of the ‘State Executive’.
Option (2) is incorrect: The State Cabinet is not the head of the ‘State Executive’.
Option (3) is incorrect:The real executive power rests with the Chief Minister who heads the Council of Ministers.
Option (4) is correct: In the states, the Governor, as the representative of the President, is the head of the ‘State Executive’.