New Delhi: The Supreme Court on Thursday sought the Centre's response on a PIL challenging the constitutional validity of certain provisions of the Muslim Personal Law (Shariat) Application Act, 1937, on the ground that those are allegedly discriminatory against women. A bench of Chief Justice Surya Kant and Justices Joymalya Bagchi and Vipul M Panchol took note of the submissions made by lawyer Prashant Bhushan, who appeared in the matter for petitioners Poulomi Pavini Shukla and the Nyaya Naari Foundation, and issued a notice to the Union Ministry of Minority Affairs.