The correct answer is (b). Muta marriage is permitted only in the Ithana Asharia branch of Shia School. It is not permitted in any of the Sunni schools of thought.
Muta marriage is a temporary marriage that is allowed in Shia Islam. It is a contract between a man and a woman that specifies the duration of the marriage, which can be for any period of time, from a few hours to several years. The woman is entitled to a dowry, which is paid by the man at the time of the contract. The marriage ends at the expiration of the agreed-upon period, or if either party terminates it before then.
Muta marriage is controversial among Muslims. Some Muslims believe that it is a legitimate form of marriage, while others believe that it is a form of prostitution. The majority of Sunni Muslims do not believe that muta marriage is valid.
In the Ithana Asharia branch of Shia Islam, muta marriage is a valid form of marriage. It is allowed for both men and women. The marriage contract must be in writing and must be witnessed by two people. The woman is entitled to a dowry, which is paid by the man at the time of the contract. The marriage ends at the expiration of the agreed-upon period, or if either party terminates it before then.
Muta marriage is a controversial issue in Islam. Some Muslims believe that it is a legitimate form of marriage, while others believe that it is a form of prostitution. The majority of Sunni Muslims do not believe that muta marriage is valid.