What is genotype for a recessive trait found on the female chromosome?

a. to encourage apoptosis

just finished the test, the answer is d, greg is the least cost-effective because he charges the most for the project

i think i can answer even without the example. over time with environmental changes, sometimes a group of animals will adapt to better survive. take a moth for example. if the trees the moths use to camouflage themselves from predators, started to die or change colors themselves, the moths may, overtime of course, change color too. its just adapting to its surroundings. hope i was of any : )