Concept:Sadaq (dower) is a mandatory gift given by a husband to his wife upon marriage.Explanation:It is a sum of money or property that becomes payable by the husband to the wife as a result of the marriage contract.The Qur'an instructs husbands: “And give the women their dower as a free gift.” (Qur'an 4:4)This shows that the dower is freely given to the wife alone.Therefore, the wife has exclusive ownership and control over the Sadaq.Answer:B. wife