A doctor surveyed 100 people. She asked them how many caffeinated drinks the people consumed in a week. The results are shown in the box plot. Which is the BEST conclusion that could be made about the results?
A The middle 50% of the people surveyed drink 6 caffeinated drinks a week.
B The middle 50% of the people surveyed drink 4 to 6 caffeinated drinks a week.
C The middle 50% of the people surveyed drink 4 to 10 caffeinated drinks a week.
D The middle 50% of the people surveyed drink 0 to 19 caffeinated drinks a week.
E The middle 50% of the people surveyed drink more than 10 caffeinated drinks a week.