The ananswer is True. i am not sure if its true or false question though.
The correct answer is The U.S. currency has a predictable value.
Explanation: The reason why the United States has a fiduciary monetary system is because they has a predictable value in the future.
Based on the situation given, we can imply that Jenny is most likely suffering from anorexia nervosa. It is an eating disorder that characterises low Body Mass Index, or BMI, which is a function of weight relative to stature which significantly makes the person lose extreme weight, and inflicts a fear of gaining weight to the person.