2.9 Consider the example with which this chapter began: a series of seemingly unrelated events, including failure of the communications and electrical power networks. Describe a scenario in which these could all occur concurrently but not be related. Describe a way at least one could lead to another. Describe a way you could determine the root cause of each failure. 2.10 Continuing from Exercise 9, suppose you were a malicious agent assigned to cause failure of the telecommunications and electric power systems. What steps could you take to make it difficult to determine who you are? What steps could you take to make it difficult to determine that the attack was malicious and not a natural accident? What steps could you take to make it seem as though the cause was someone else, for example, a particular foreign country