- A8
- B4
- C3
- D5
Step-by-Step Solution
6 glasses = 35 - (8 + 11 + 9) = 35 - 28 = 7. Frequencies are 8, 11, 9, 7. Highest = 11, lowest = 7, difference = 11 - 7 = 4.
Answer: B) 4
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