B1. What do you perceive to be the advantages and disadvantages of conducting business on the Internet? Explain your answer in detail. (4 MARKS suggested time approx. 15 minutes) B 2. Some potential e-business customers have security concerns regarding online purchases. What methods are frequently used by e-business vendors to address these concerns? How do these methods attempt to address these concerns? (6 MARKS suggested time approx. 20 minutes) B3. "No matter how sophisticated a system of internal control is, its success ultimately requires that you place your trust in certain key personnel." Do you agree? If so why? And if not, why not?. Discuss fully. Without limiting your discussion, you should include an explanation of what is meant by a system of internal control, the objectives of a system of internal control, the limitations of a system of internal control, and relate these issues to the question asked. (5 MARKS suggested time approx. 20 minutes)