The XYZ Corporation assembles computers. Before it ships a computer to a customer, the firm tests four components: the power supply, the CPU, the hard drive, and the WiFi system. On the next computer to be shipped each of these systems might be defective.

a. List all of the possible outcomes for the set of defective systems in the next computer. For example, one outcome might be that the CPU and the WiFi are defective.

b. List all of the outcomes in the sample space which satisfy the event that the WiFi system will be defective.

C. List all of the outcomes in the sample space which satisfy the event that exactly two of the systems will be defective.