A patient has suffered a blow, 4 hours previously, resulting in the loosening of three maxillary incisors. Vitality tests give negative readings. The most appropriate initial management would be to

remove the teeth, fill the root canals and replant.

splint the teeth, check vitality in one month and if negative, treat endodontically.

perform pulpectomies on the teeth

splint the teeth and treat endodontically immediately