
Passage: A street comprehensive management committee has a total of 6 members: F, G, H, I, M and P. Each of these members shall serve as a member of at least one of the three sub-committees under the Comprehensive Management Committee. Each sub-committee consists of three different members. The known information is as follows: one of the six members serves as a member of three subcommittees. F is not a member of the same subcommittee as G. H is not a member of the same subcommittee as I.
Question: Which of the following options must be true?
A. A.M and P jointly serve as members of a sub-committee.
B. B.F and H jointly serve as members of a sub-committee.
C. C.G and I jointly serve as members of a sub-committee.
D. D.I only serve as a member of one sub-committee.
Answer: