Someone inflicted with Capgras syndrome would likely

A) spontaneously produce curse words.
B) have wild emotional swings in response to loved ones.
C) be unable to experience fear.
D) fail to feel an emotional response to loved ones.

Capgras syndrome is a psychological condition where the person believes that a friend, spouse, parent, or other close family member has been replaced by an identical impostor. The key symptom is a lack of emotional response to people they are normally close to, as they do not recognize them as their true loved ones.