Which of the Following Have the Most Flexible Prices

question 33

Multiple Choice

Which of the following have the most flexible prices?

• A)airline tickets, gasoline and, electricity.
• B)hair cuts, newspapers and, taxi fares.
• C)computer software and, veterinary services.
• D)coin-operated laundry machines, restaurant menus and, magazines.

---

Definitions:

American Psychological Association

The leading scientific and professional organization representing psychology in the United States, dedicated to advancing the creation, communication, and application of psychological knowledge.

G. Stanley Hall

An American psychologist and educator who is considered the father of child psychology and developmental psychology, known for his works on adolescence and education.

Sigmund Freud

A neurologist from Austria and the originator of psychoanalysis, which is a therapeutic technique for addressing mental disorders via conversations between a psychoanalyst and their patient.

Observable Behaviour

Any action or reaction of a person or animal that can be directly observed and measured, excluding internal states or thoughts.