Commodity price and interest rate information: Spot price for commodity Futures price for commodity expiring in 1 year. One-year interest rate Determine the actions that will realize an arbitrage opportunity. Select one: a. Buy futures, buy spot and borrow money. b. Sell futures, buy spot and invest money. O c. Sell futures, buy spot and borrow money. Od. Buy futures, sell spot and invest money. R45 R55 8%

A system contains many processes. Three common processes that are “grouped” together are transaction corrections, adjustments, and cancellations. These three elements work to properly serve customers. Imagine a system that allows you to register for a class online. The online system must give you a way to correct any errors you made, such as registering for the wrong class. This would be a transaction correction. The system should also allow you to make adjustments, such as adding or dropping classes. Finally, the system should allow you to make cancellations, such as cancelling the registration process entirely. Notice that all three of these processes, correction, adjustment, and cancellation, work together to provide you with one service, which is registering for classes. What type of requirements are transaction corrections, adjustments, and cancellations? Select one. Question 4 options: A Functional Requirements B Nonfunctional Requirements

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How would I calculate this problem? I just guessed on which answer made sense to me. Please help. thank you in advance.