40-140 degrees because then bacteria comes into play
The last 2
are the correct answer i think
<span>The answer is B. run on a treadmill, which increases speed. The maximum oxygen intake is measured during incremental exercise, such is a run on a treadmill. It represents a physical fitness of an individual and shows their undurance capacity during prolonged physical activity. It is expressed as VO2max (maximum volume of O2) which unit is liter of O2 per minute (L/min)</span>