Long description

Part (a): A horizontal block has 40 partitions. The first four blocks are labeled File A, the next 3 blocks are labeled File B, the next 6 blocks are labeled File C, the next 5 blocks are labeled File D, the next 12 blocks are labeled File E, the next 6 blocks are labeled File F, and the next 3 blocks are labeled File G. Last block is blank and the blocks continue toward the right. Part (b): A horizontal block has 40 partitions. The first four blocks are labeled File A, the next 3 blocks are labeled File B, the next 6 blocks are labeled File C, the next 5 blocks are empty, the next 12 blocks are labeled File E, the next 6 blocks are blank and the next 3 blocks are labeled File G. Last block is blank and the blocks continue toward the right.