HomeUPSCWhen both the offices of the Speaker and Deputy Speaker are vacant, the duties of the Speaker shall be performed by a member of the Lok Sabha appointed by the When both the offices of the Speaker and Deputy Speaker are vacant, the duties of the Speaker shall be performed by a member of the Lok Sabha appointed by theBy Admin / October 4, 2025 A. Prime Minister B. President C. Chairman of the Rajya Sabha D. Deputy Chairman of the Rajya Sabha ✅ The correct answer is option B.