Q. When charge against the President is preferred by either' House of Parliament and is being investigated by other House:

• (A) the President has a right to appear and to be represented at such investigation
• (B) the President has no right to appear and to be represented at such investigation
• (C) the President has a right of representation but he does not have a right of personal hearing
• (D) the President has a right to appear and to be represented either personally or through a legal practitioner