Im 98% sure its the 3rd one... the other 2% im not that sure
Answer:certain ear shapes help the goats survive and reproduce I think. Not 100%
Explanation:
<span>(decreased variation in tail feather color because no form of the trait is advantageous) Due to the fact that the tail color is no longer a necessity, so it will eventually stop being needed and variation will decrease.</span>
The answer is
B) Evolution
C, you have genes/allels that you got from your parents, but the combination of all your genes together is unique.