ARQ means that:
a. a receiver that detects an error in a message simply asks the sender to retransmit the message until it is received without error
b. the common carrier Automatically Returns Queries to the subscriber upon receipt of such queries
c. a sender is using a data link protocol called Asynchronous Repeating reQuest
d. a fiber optic cable meets the American Registered Quality, a certification standard for use in high-quality data communication transmission lines
e. a sender is using a parity scheme called Array Resource Quality
Answer: A