a) Delineate the concept of trading involving risk and uncertainty from an Islamic perspective. (7 marks) b) Sukuk has been positioned as the Shariah-compliant financing mechanism in contemporary practices worldwide. It is a mean of raising long-term capital for businesses, financial institution and governments. It became extremely popular since the year 2000 when the first Sukuk was issued in Malaysia then followed suit by Bahrain and other countries due to its enormous financial capability, accountability of financial management and transparency entail in its practices. Sukuk can be categories into two types. Analyze advantages and disadvantages of these two categories of Sukuk in favour of Islamic financial institutions development.