The double bar graph below shows the number of cups of coffee that a large random sample of people consumed, broken down by gender.
What inference can be made based on this data?
A - Men and women drink the same amount of coffee per day on average.
B - More men than women drink at least two cups of coffee a day.
C - Men drink more coffee per day than women on average.
D - Women drink more coffee per day than men on average.