a. Payment for small amounts in e-commerce (let's say less than RM10) can be a problem as credit and debit cards are restrictive in their approval until certain required level of price to be paid is fulfilled. E-micropayment helps to solve this problem. What are the different micropayment models that are available? (5 Marks)
b. Identify and briefly describe FIVE(5) attributes of m-commerce. (5 Marks)