The Presiding Officer shall ensure the execution of all ancillary functions necessary for the impartial and expeditious conduct of a full and fair trial by military commission in accordance with 32 CFR part 9. Such functions include, for example, scheduling the time and place of convening of a military commission, ensuring that an oath or affirmation is administered to witnesses and military commission personnel as appropriate, conducting appropriate in camera meetings to facilitate efficient trial proceedings, and providing necessary instructions to other commission members. The Presiding Officer shall rule on appropriate motions or, at his discretion consistent with 32 CFR part 9, may submit them to the commission for decision or to the Appointing Authority as a certified interlocutory question.