Q: In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.
Jumping the broom is a phrase and custom relating to a wedding ceremony where the couple jumps over a broom. It has been suggested that the custom is based on an 18th-century idiomatic expression for 'sham marriage', 'marriage of doubtful validity'; it was popularized in the context of the introduction of civil marriage in Britain with the Marriage Act 1836.
A:
purpose of jumping over a broom at a wedding