正解:B
"Bandwidth refers to the maximum rate of data transfer across a given network path. It is measured in bits per second (bps) and determines how much data can be transmitted over a network in a given amount of time."
- Axis Communications Academy, Network Video Fundamentals, 2022
"Bandwidth is a measure of the network's capacity to carry data, not the amount of data a device produces or the storage available."
- Axis Communications, Understanding Bandwidth
References:
Axis Communications Academy, Network Video Fundamentals, 2022 (p. 49-50) Axis Web Article: Understanding Bandwidth