Answer:
C) major depressive disorder.
Explanation:
Major depressive disorder: In psychology, the term major depressive disorder is also referred to as MDD or depression.
A major depressive disorder is defined as a mental illness or disorder which is distinguished as an individual experiencing two or more weeks consisting of low mood being presented in many different situations.
MDD is accompanied by loss of interest in various things that an individual used to enjoy formerly, low energy, low self-esteem, and pain in the absence of any well-defined cause.
In the question above, Gabrielle is most likely suffering from the major depressive disorder.