The given pictorial diagrams depict how many changes have been observed in the room layouts for training session.
Overall, the room design has undergone significant renovations, with the most notable being the rearrangement of almost all sections. Remarkably, the variations in the room design in plan B are the main contributors to its greater room capacity.
Regarding plan A, there is an entrance, which is situated on the right-hand corner of the room. Next, a whiteboard was positoned between the entrance and the podium, which is located on the north-west of the plan. At the center of plan A, there are three tables arranged in a U-shaped, with nine seats facing towards the middle. A rectangular morning tea lies at the rear area of the room.
In terms of plan B, the entrance still remains its location, in stark contrast to the others. The podium and whiteboard are moved proximity to the center, with the former is positioned behind the latter. The relocation of preivous items paves the way for the morning tea, which has experienced a change in shape from a rectangular to an L-shape. By maintaining the positon of the tables and adding more seats to the tables, the capacity of plan has increased to thirteen people, with the seats now orientate outwards.