According to the psychodynamic perspective on personality, Keller's reason for writing "Optimism" is called her:

• A. unconscious drive
• B. psychic energy
• C. defense mechanism
• D. motivation

Answer: (B)

Verified step by step guidance

1. Step 1: Understand the psychodynamic perspective on personality, which emphasizes unconscious processes and internal drives that influence behavior and thoughts.
2. Step 2: Recognize that 'psychic energy' in psychodynamic theory refers to the mental energy that drives the functioning of the mind, including motivation and behavior.
3. Step 3: Differentiate 'psychic energy' from other options: 'unconscious drive' is a general term for hidden motivations, 'defense mechanism' refers to unconscious strategies to reduce anxiety, and 'motivation' is a broader term for reasons behind behavior.
4. Step 4: Connect Keller's reason for writing 'Optimism' to the concept of 'psychic energy' as the internal mental force propelling her creative and purposeful action.
5. Step 5: Conclude that within the psychodynamic framework, the best term to describe Keller's reason for writing is 'psychic energy' because it captures the dynamic internal force behind her behavior.