Question ID:PT13 S1 Q21 Passage:The population of a small country is organized into five clans—N, O, P, S, and T. Each year exactly three of the five clans participate in the annual harvest ceremonies. The rules specifying the order of participation of the clans in the ceremonies are as follows: Each clan must participate at least once in any two consecutive years. No clan participates for three consecutive years. Participation takes place in cycles, with each cycle ending when each of the five clans has participated three times. Only then does a new cycle begin. No clan participates more than three times within any cycle. Stem:Which one of the following must be true about the three clans that participate in the ceremonies in the first year? Correct Answer Choice:AChoice A:At most two of them participate together in the third year. Choice B:At least two of them participate together in the second year. Choice C:All three of them participate together in the fourth year. Choice D:All three of them participate together in the fifth year. Choice E:None of them participates in the third year.