Answer:
B. context clues
Explanation:
All four options are useful and valid to determine the meaning of <em>heatstroke</em> in the text, however, the context clues strategy is the one that will give you a more accurate idea of the meaning of the word. This strategy consists of looking at the surrounding information of an unknown word in order to infer its meaning; and since the text is very descriptive about what this term is, by reading it, we can see all the context clues and learn that <em>heatstroke</em> is a "medical condition" and that "it occurs when the body’s internal temperature becomes so elevated that its cooling system begins shutting down".
The only example of internal conflict among these is Kevin wants to take Katie to a dance, but his best friend Jason has already told Lauren and Ashley that he and Kevin would take them.
The other examples are all external conflicts.
The figurative language provided here is a Metaphor
