Concept:Islamic marriage, known as Nikah, is a solemn contract that must be publicly witnessed to be valid.
Explanation:According to Islamic law, the Nikah should be held openly and not kept secret.
The presence of witnesses makes the marriage lawful and publicly recognised.
The minimum requirement for a valid Islamic marriage contract is two male Muslim witnesses.
These witnesses confirm that both the bride and the groom freely agree to the marriage.
Thus, among the given options, the correct minimum number of witnesses is two males.
Answer:C. two males