フリー問題

問題文

The store's tills are fixed and always in the same place. The handhelds move through the aisles and the stockroom. Which of the two decides the overlap, and which decides the guaranteed level?

選択肢

1. The overlap is decided by the anchored handhelds, and the guaranteed level at four fixed points is decided by the checkout positions the design documentation records per position.
2. The overlap is decided by the mobile handhelds, and the guaranteed level at four fixed points is decided by the checkout positions the design documentation records per position.
3. The overlap is decided by the mobile handhelds, and the guaranteed level at four fixed points is decided by the storage positions the design documentation records per position.
4. The overlap is decided by the anchored handhelds, and the guaranteed level at four fixed points is decided by the storage positions the design documentation records per position.