<span>It is volcanic mud-flow. These mud-flows also known as Lahars are made up of debris and mud. The debris typically consists of rock fragments. The size and speed of the mud-flow can increase as it rolls downstream and incorporate more material as spreads such as rocks, buildings and soil.</span>
The entire cool down process shoulda. last between 5 & 10 min.
b. last between 15 & 20 min.
c. allow the heart to gradually increase in rate.
d. allow muscles to gradually increase in temperature.
the answer is A
it,s something to do with glands
