Answered

Multiple Choice
- Why do some flies live only 12 hours and others live 30 hours without food?
a. because some flies ate more food before the food was removed
b. because there is variation in the population for starvation resistance
c. because some flies conserved more energy by flying less
d. because some flies needed to live longer without food

Answer :

My answer is C, because often animal can save their fat or their energy by going rest a lots just like hibernation when a bear go to sleep and store all its fat whiles it sleeping