Question

a(n) ___ scanner uses radio frequencies to read the data stored in special tags. a) flatbed b) document c) barcode d) rfid

Explanation:

RFID (Radio - Frequency Identification) scanners use radio frequencies to communicate with special tags and read the data stored in them. Flatbed scanners are for scanning documents or images, document scanners are for digitizing paper - based documents, and barcode scanners read barcodes which use optical methods rather than radio frequencies.

Answer:

D. RFID