Which of the following definitions is/are correct?

Proved: A fact is said to be proved when, after considering the matters before it, the court either believes it to exist or considers its existence so probable that a prudent man ought, under the circumstances of the particular case, to act upon the supposition that it exists. The degree of certainty which must be arrived at before a fact is said to be proved is described in this section.

Disproved: A fact is said to be disproved when, after considering the matters before it, the court either believes that it does not exist or considers its non-existence so probable that a prudent man ought, under the circumstances of the particular case, to act upon the supposition that it does not exist.

Not Proved: A fact is said to be not proved when it is neither proved not disproved.

All of the above