What happens to cotton when it is burnt?

it burns completely and produces no smell

Explanation:

When the piece of cotton is burnt it burns completely and produces no odor or smell. Cotton clothes or cotton yarns do not shrink or melt like silk yarn. It completely burns and produces a burning paper-like odor.

Explanation:

i believe the answer is: a.  abstract forms were often used to represent human figures.

representing human figures in abstract forms is often used in the geometric period, not hellenistic  period.   during the hellenistic  period,   aesthetic value derived from creating arts which mimic the actual shape of a certain object or individuals.

hope this ! < 3

all options are correct a) b) c) and d)