Explanation:

4th option is correct regarding the judicial powers of President.

The judicial powers and functions of the President are given below:
(a) He appoints the Chief Justice and the judges of Supreme Court and high courts.
(b) He can seek advice from the Supreme Court on any question of law or fact. However, the advice tendered by the Supreme Court is not binding on the President.
(c) He can grant pardon, reprieve, respite and remission of punishment, or suspend, remit or
commute the sentence of any person convicted of any offence:
(i) In all cases where the punishment or sentence is by a court martial;
(ii) In all cases where the punishment or sentence is for an offence against a Union law; and
(iii) In all cases where the sentence is a sentence of death.