Three-Month-Old Raoul, When Shown an Image of Himself and That

Three-month-old Raoul, when shown an image of himself and that of another baby, clearly prefers to look at the other baby. This suggests that

A) Raoul has developed a poor sense of self-esteem at a very young age.
B) Raoul cannot distinguish himself from others.
C) Raoul can discriminate between the two images.
D) Raoul has learned at a very early age to put the welfare of others ahead of his welfare.