What is a question mark?
A question mark is a form of punctuation used at the end of a sentence to denote uncertainty. A question mark looks like this: ?
<START_INST>What is a question mark?<END_INST><START_CTX><END_CTX><START_A>A question mark is a form of punctuation used at the end of a sentence to denote uncertainty. A question mark looks like this: ?<END_A>