Question: Which guidelines should staff apply to safely transfer a patient using a Hovermatt and Hoverjack? Need Assignment Help? Select all that apply: a. Staff should switch off the air supply when operating the Hovermatt. b. Staff should release all chambers at once to deflate the Hoverjack with the patient on the device. c. Staff must be aware of any potential clinical contraindications. d. The patient must be stabilised prior to the transfer. e. A minimum of 2-4 trained staff are required.