A
Fahrenheit
B
Fahrenheit
C
Fahrenheit
D
Fahrenheit
Explanation
Correct answer: C.
Choice C is correct. Normal body temperature must be greater than or equal to F but less than or equal to F. Of the given choices, F is the only temperature that fits these restrictions.
Desmos solution:
Note: Graph the inclusive interval and test the listed temperatures; only 97.9 lies in range.
Enter in Desmos:
Reviewed and rewritten by CookSAT
Why the other choices are wrong
Choice A
Choice A is incorrect. This temperature is less than F, so it doesn't fit the given restrictions.
Choice B
Choice B is incorrect. This temperature is less than F, so it doesn't fit the given restrictions.
Choice D
Choice D is incorrect. This temperature is greater than F, so it doesn't fit the given restrictions.