Figure 2-13 -Refer to Figure 2-13.Taking Cause and Effect into Account,which of Effect

Figure 2-13

-Refer to Figure 2-13.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.