What asks but never answers?

Common Wrong Answers
“A phone”
A phone can ask questions through voice commands or prompts, but it can also provide answers, which doesn't fit the riddle.
“A child”
Children often ask many questions, but they also respond and give answers, making them an incorrect fit for the riddle.
“A doorbell”
A doorbell signals someone to come to the door, but it does not ask questions or provide answers, making it a partial fit but not the intended answer.
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