フリー問題

問題文

A hospital lists two wireless services in one inventory: a body worn patient monitor that talks to a bedside hub, and a city wide meter reading service run by the utility. Which pair states which network scale each service belongs to?

選択肢

1. The two services are sorted by the area each one covers, so the body worn monitor belongs to the local class and the city wide meter service matches the residential scale in that specification.
2. The two services are sorted by the area each one covers, so the body worn monitor belongs to the personal class and the city wide meter service matches the metropolitan scale in that specification.
3. The two services are sorted by the area each one covers, so the body worn monitor belongs to the personal class and the city wide meter service matches the residential scale in that specification.
4. The two services are sorted by the area each one covers, so the body worn monitor belongs to the local class and the city wide meter service matches the metropolitan scale in that specification.