Ari’s orders had been for science to change out the current pods for the Sensor ones. There were three possible locations for fore bays and three for aft. She trusted Barr enough to choose which one of each she would use.

Ari
CO
(Here is in for on the pods and bays for quick reference https://www.star-fleet.com/library/bookshelf/tm/bonaventure.html#idp140293040020336 )