Answer:
B) Motivation
Explanation:
Motivation: According to the psychologists, motivation is described as a process through which an individual or an animal starts an activity that is sustained and directed to meet specific needs, and these needs can either be physical or psychological. Motivation guides someone to achieve a specific goal.
Characteristics:
1. Activation.
2. Intensity.
3. Persistence.
Types of motivation based on reinforcers and rewards:
1. Extrinsic.
2. Addiction.
3. Intrinsic.
Olivia's behavior can be studied by researching the area of motivation.