They died, because the divo's only food died and because of the cold. they cannot grow thicker fur in a year, they cannot change their diet drastically, they cannot just learn to hibernate and they are not used to digging.
<span>d. by sending and detecting chemical messages</span>
2 times pro year and sometimes 3 times
The answer is <span>A. versatility</span>
It changes heritable traits and phenotypes