Mehr is:

A. The amount of money or valuable security payable by the wife to the husband at the time of marriage

B. The amount of money or valuable security to be paid by the husband to the wife as a mark of respect for her

C. The equivalent of the amount of dowry under classical Muslim law to be paid to the husband by the bride's parents

D. The amount of money or valuable security to be paid by the husband to the first/previous wife in case he contracts a second marriage during her lifetime

Answer: Option B