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Eleven activities have the (start, finish) times (1, 4), (3, 5), (0, 6), (5, 7), (3, 9), (5, 9), (6, 10), (8, 11), (8, 12), (2, 14) and (12, 16). What is the maximum number of activities that can be scheduled so that no two of them overlap (an activity may start at the moment another one finishes)?
- A3
- B5
- C4
- D6
Correct answer: C