20 points
a farmer has a herd of sheep with an average weight of 200 pounds. the heaviest sheep weigh around 350 pounds. he wants to know if the weight of the sheep is genetic. so, he breeds two of his heaviest sheep. the offspring grow up to weigh 300 pounds.
when calculating the heritability, the selection is the response .

a 350 a 300
b 300 b 200
c 200 c 150
d 150 d 100 12points