A prosecutes B for adultery with his wife C, B denies that C is A's wife, but the court convicts B of adultery. Thereafter, having married B during A's lifetime, C is prosecuted for bigamy. C says that she was never A's wife. Judgment given against B under Evidence Act against C

• A. is inconsistent
• B. are consistent
• C. there is conclusive evidence
• D. has the effect of contract