____ can be very tiny,about the size of a rice grain,or several square inches,depending on the amount of information they need to contain and the environment in which they are used.
A) IrDA cards
B) RFID tags
C) Bluetooth ports
D) Micro tags

Question

Quizplus · Accepted Answer

RFID tags can range in size from tiny rice grain-sized tags to several square inches, depending on their use and the amount of information they need to store. IrDA cards are typically larger, Bluetooth ports are physical components rather than tags, and "micro tags" is not a commonly used term for any specific technology.

____ Can Be Very Tiny,about the Size of a Rice