For each written question, provide a response of approximately a half (72) page. Mini Case Study Sara Jones owns a rapidly growing retail store that faces stiff competition due to poor customer service, late and error-prone billing, and inefficient inventory control. To continue its growth, its Accounting Information System (AIS) must be upgraded, but Sara is not sure what she wants the AIS to accomplish. Sara has heard about prototyping but does not know what it is, or whether it would help. a) How would you explain prototyping to Sara? b) Include an explanation of its advantages and disadvantages? c) When is it appropriate to use prototyping? [5 Marks] [5 Marks] [5 Marks]