Question

the hairs on xanders arms just started lying flat against his skin. which is most likely the temperature?
35°c
36°c
37.5°c
38.5°c

Explanation:

When the ambient temperature is close to or higher than the body - temperature, the hairs on the skin lie flat. Normal human body temperature is around 37°C. Among the given options, 38.5°C is higher than normal body - temperature, which would cause the hairs on the arms to lie flat.

Answer:

38.5°C