Is There Such a Thing as "Normal Jealousy" in a Relationship

Multiple Choice

Is there such a thing as "normal jealousy" in a relationship?

A) No. Jealousy leads to the deterioration of relationships.
B) No. Jealousy can be more or less intense, but it typically signifies a problem in the relationship.
C) Yes. Most jealousy is a normal and healthy part of human relationships.
D) Yes. It can happen during occasional feelings of self-doubt.