The answer is D. Food Threshold is the amount of food capable on feeding the organisms.
It would me 50% because when you are born you take from one side or the other with hair and eye color
F. b and c only the Sun is closer to the horizon <span> the Sun’s light is spread and diluted more</span>
The correct option is the first one "Codominance", since both alleles are expressing at the same time.