The Study by Langlois and Colleagues in Which Infants Interacted

The study by Langlois and colleagues in which infants interacted with a woman wearing either an attractive face mask or an unattractive face mask demonstrated which of the following?

A) Infants perceive differences between attractive and unattractive faces.
B) Infants were more positive and played more with the woman when she was attractive than when she was unattractive.
C) Infants don't care whether people are attractive or unattractive; they derive as much pleasure from playing with an attractive person as they do from
playing with an unattractive person.
D) Both A and B are true.
E) Both A and C are true.