Pioneering Researcher Robert Fantz and Others Have Observed Babies as Young

Pioneering researcher Robert Fantz and others have observed babies as young as 4 months old to determine whether they prefer plain objects or objects with contours, complex or simple objects, viewing whole faces or those in disarray, and human faces or other similar visual stimuli. These studies have found that infants prefer

A) objects with contours, simple objects, whole faces, and non-human visual stimuli.
B) objects with contours, complex objects, whole faces, and human faces.
C) plain objects, simple objects, faces in disarray, and non-human visual stimuli.
D) plain objects, simple objects, whole faces, and human faces.