a. Considering the topic of "Islamic Law of Options point out those options which are still applicable in our modern day financial transactions and in which form these are in practice? (Don't explain the options itself) b. Do Bay Bil Wafa (sale with right of redemption) and Bay Inah (buy back agreement) have same reason for their prohibition? Provide reason for your answer. (Just provide the reason, no need to explain "Bay Bil Wafa" and "Bay Inah") a. Considering the topic of "Islamic Law of Options point out those options which are still applicable in our modern day financial transactions and in which form these are in practice? (Don't explain the options itself) b. Do Bay Bil Wafa (sale with right of redemption) and Bay Inah (buy back agreement) have same reason for their prohibition? Provide reason for your answer. (Just provide the reason, no need to explain "Bay Bil Wafa" and "Bay Inah")