Which of the following is an example of wakefulness?

• A. Reading a book while sitting upright
• B. Having vivid dreams during deep sleep
• C. Experiencing rapid eye movement (REM) sleep
• D. Showing slow-wave brain activity during non-REM sleep

Answer: (A)

Verified step by step guidance

1. Step 1: Understand the concept of wakefulness in psychology, which refers to a state of being alert and conscious, typically characterized by active engagement with the environment.
2. Step 2: Identify the options that describe different states of consciousness, such as wakefulness, REM sleep, and non-REM sleep.
3. Step 3: Recognize that wakefulness involves activities like reading a book while sitting upright, which requires conscious awareness and attention.
4. Step 4: Note that vivid dreams and rapid eye movement (REM) sleep occur during sleep, not wakefulness, and are associated with different brain activity patterns.
5. Step 5: Understand that slow-wave brain activity is characteristic of deep non-REM sleep, which is a state of reduced consciousness, not wakefulness.