Freud also observed that children frequently reject one parent in favor of the other, in a process that suggests the cross- exclusiveness of sexual jealousy; he called this the Oedipus complex. It seems plausible that something of this sort ought to happen regardless of any connection between attachment and sexuality. If a developing identity is based upon that of another person, it must become confus- ing to be attached to two dissimilar adult "models." This might lead a child to try to simplify the situation by rejecting or removing one of them from the scene