New Delhi, Oct. 30 -- The Supreme Court on Wednesday sought Centre's response to an amended application by the wife of activist Sonam Wangchuk challenging his detention under the stringent National Security Act. The latest application alleges procedural illegalities in the conduct of the Advisory Board that considered his representation last week. A bench of justices Aravind Kumar and NV Anjaria allowed the application raising the additional grounds by Gitanjali Angmo, Wangchuk's wife, who has termed the activist's detention illegal for being in violation of his constitutional rights and the procedure laid down under the NSA, 1980. Posting the matter on November 24, the bench permitted the amended petition to be filed within a week and dire...