Answer:
C. Room temperature is about 30000 degrees Kelvin, which is in the ultraviolet part of the spectrum.
Explanation:
The room temperature represents the range in which the air feels neither too cold nor hot, that is, the range of temperatures that people prefer for closed places. Although this range does not have an exact definition, it is usually between 20 and 25 degrees Celsius, the value of 300 K (26.85 degrees Celsius) is also usually used for numerical convenience.