Question

Which variable is most important to the following problem?

At 9:54 a.m., a patient's temperature was 101.5 degrees. At 10:41, the nurse
took the patient's temperature again and found it was 105.8 degrees, the
highest ever recorded. How much did the patient's temperature rise between
9:54 and 10:41?
A. the number of degrees that the temperature changed
B. the date on which the previous high was recorded
C. the number of minutes it took for the temperature to reach its
peak

Answer 1

A. the number of degrees that the temperature changed

Because to answer the question, "How much did the patient's temperature rise between 9:54 and 10:41?" you need to know how much is changed.