如果在一周内(周一至周日)安排三所学校的学生参观某展览馆，每

更新 2022-09-03
科目数学
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如果在一周内(周一至周日)安排三所学校的学生参观某展览馆，每天最多只安排一所学校，要求甲学校连续参观两天，其余学校均只参观一天，那么不同的安排方法有( )

A．50种

B．60种

C．120种

D．210种

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