Figure 2-7

-Refer to Figure 2-7. Taking cause and effect into account, which of the following interpretations would be most reasonable regarding the relationship between coffee and hours without sleep?
A)The less coffee a person drinks per day, the more time he can go without sleep.
B)There is no relationship between how much coffee per day a person drinks and how long he can go without sleep.
C)The more coffee a person drinks per day, the more time he can go without sleep.
D)The more coffee a person drinks per day, the less time he can go without sleep.

Question

Figure 2-7
 
-Refer to Figure 2-7. Taking cause and effect into account, which of the following interpretations would be most reasonable regarding the relationship between coffee and hours without sleep?
A)The less coffee a person drinks per day, the more time he can go without sleep. 
B)There is no relationship between how much coffee per day a person drinks and how long he can go without sleep. 
C)The more coffee a person drinks per day, the more time he can go without sleep. 
D)The more coffee a person drinks per day, the less time he can go without sleep.

Quizplus · Accepted Answer

Coffee contains caffeine, which is a stimulant that can delay sleep and increase wakefulness, leading to more hours without sleep.

Figure 2-7 -Refer to Figure 2-7. Taking Cause and Effect into Account