2. At a summer camp, 72% of the campers participate in rope climbing and 26% participate in canoeing. 83% of the campers participate in rope climbing, canoeing, or both. What is the probability that a randomly selected camper participates in both rope climbing and canoeing?
? (A) 0.11
? (?) 0.15
O (C) 0.69
O (D) 0.98
(E) Cannot be determined
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