Answer:
the correct answer is he seemed to catch <em>a severe chill.</em>
<u><em>Please give </em></u><u><em>brainliest</em></u><u><em> when you can! trying to get to virtuoso rank :)</em></u>
You can already cross off b because based on context clues you know it has to be dangerous, i would say the answer is either c or a, but if i had to pick just one i would say a.