Which of the following statements, as per provisions of the Indian Evidence Act, 1872, is not correct?

Facts not otherwise relevant are relevant if by themselves or in connection with other facts, they make the existence or non-existence of any fact in issue or relevant fact highly probable or improbable

Any fact is relevant, which shows or constitutes a motive or preparation for any fact in issue or relevant fact

Admissions are not conclusive proof of the matters admitted, but they may operate as estoppels under the provisions of the Indian Evidence Act, 1872