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: Looks like for the first 72 hours after an back injury or strain, you should use ice to reduce inflammation and pain. After that, heat can be applied or used alternately with ice. If you apply heat too early you could worsen the inflammation. Link from webMD below:
Student:
Which is better for back pain-- ice or heat?