PLEASE HELP!!

What is your question?

The desert tortoise digs a burrow and hides in it during the day to stay cool, because of the extreme heat above ground. Which characteristic of life does this behavior best illustrate?

A- response
B- metabolism
C- cellular organization
D- growth and development
(my guess is A)
Which statement best illustrates how an organism maintains homeostasis?
A- Parents pass their traits to their offspring.
B- Female barn swallows mate with long-tailed males.
C- Young hawks have different kinds of feathers than adult hawks.
D-Desert pack rats are active at night to conserve water.

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