Question

question 33
an unrealistic reliance on cramming and a ________ are just two obstacles to remem
o a. lack of exercise
o b. lack of motivation
o c. lack of sleep
o d. lack of vitamins

Explanation:

Lack of sleep is a known factor that impairs memory. Cramming (intensive last - minute studying) often goes hand - in - hand with lack of sleep as students stay up late to study. Lack of exercise, lack of motivation, and lack of vitamins are not as directly and commonly associated with being an obstacle to memory in the context of cramming as lack of sleep.

Answer:

C. Lack of sleep