The question is, whether A poisoned B. Applying Section 6, Indian Evidence Act which of the following facts can be relevant?

• A. marks on the ground produced by a struggle at or near the place where the murder was committed
• B. the state of b’s health before the symptoms ascribed to poison, and habits of b, known to a, which afforded an opportunity for the administration of poison
• C. the facts that shortly before the poisoning, b went to a fair with money in possession, and that he showed it or mentioned the fact that he had it, to third persons
• D. none of them