Artificial selection to obtain cows yielding higher milk output represents:

Options

A. directional : as it pushes the mean of the character in one direction
B. disruptive : as it splits the population into two, one yielding higher output and the other lower output
C. stabilizing : followed by disruptive as it stabilizes the population to produce higher yielding cows
D. stabilizing selection : as it stabilizes this character in the population