As per the Indian Evidence Act, which of the following statements best describes the relevance of a course of business in determining whether a particular act was done?
1
A course of business is irrelevant in determining the occurrence of a specific act.
2
The existence of a course of business is always conclusive evidence of the occurrence of a particular act.
3
A course of business can be considered a relevant fact in determining whether a particular act was done.
4
The relevance of a course of business depends solely on its consistency with the circumstances of the case.