Juana is a low-empathy person, whereas Fiorella is a high-empathy person. Research suggests that when shown photos of happy faces:

Fiorella is likely to smile slightly, while Juana is likely to frown slightly.
Fiorella is likely to hold a straight face, while Juana is likely to frown slightly.
Fiorella is likely to smile slightly, while Juana is likely to hold a straight face.
both Fiorella and Juana are likely to respond the same way, but this would change if the photos were of angry faces.