New Delhi, Nov. 5 -- The Supreme Court on Wednesday told a petitioner seeking mandatory rotation of seats reserved for Scheduled Castes (SCs) and Scheduled Tribes (STs) in Parliament and state legislative assemblies that he was "dialling the wrong number", pointing out that any change in the existing reservation policy was a matter for the legislature to examine and not something courts could direct. The court also observed that whether identifying reserved constituencies on the basis of a higher concentration of SC/ST population perpetuates caste divisions was a question for the legislature to consider, and could not by itself render the existing law unconstitutional. A bench, comprising Chief Justice of India Surya Kant and justices Joyma...