Other contributors have said "In a group of enlisted captives an E5 sergeant of marine infantry is the second most s senior person in the group and disputes an E9 chief in the medical corps'e assertion that he is the senior rankin?" is the same question as "In a group of enlisted captives an E-5 sergeant of Marine Infantry is the second most senior person in the group and disputes an E-9 Chief in the Navy Medical Corps's insertion that he is the senior?" If you believe that these are not asking the same thing and should be answered differently,
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