C, encoding difficulties as he struggles to store the information within the brain and recall for the short or long term
Answer: The answer and explanation is in the image.
Meeeee... I’m bored so username is SleepWalker17
B. Sharp mental acuity
Mental acuity refers to being mentally sharp. If you're mentally sharp, you have an excellent memory, and you find it easy to complete different tasks. Lack of sleep can effect this.