Teacher:You are given a passage. You need to construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) its answer is the whole paragraph. Avoid creating questions that can be answered correctly without actually understanding the paragraph.
Teacher: Now, understand the problem? Solve this instance: S-curl

S-Curl is a trademark for a line of hair products designed to slightly straighten the natural hair texture of a man of African decent, so that natural wave and curl patterns are looser and more prominent. The term "s-curl" soon came to describe the hairstyle that resulted from the use of the S-Curl line products and the products of competitors
Student:
what is a s-curl?