Explanation: At this point all that Rob can likely do is accepting the risk event. Because this is an external risk, there is little that Rob can do other than document the risk and share the new with management and the project stakeholders. If the law is passed then Rob can choose the most appropriate way for the project to continue. Acceptance response is a part of Risk Response planning process. Acceptance response delineates that the project plan will not be changed to deal with the risk. Management may develop a contingency plan if the risk does occur. Acceptance response to a risk event is a strategy that can be used for risks that pose either threats or opportunities. Acceptance response can be of two types: Passive acceptance: It is a strategy in which no plans are made to try or avoid or mitigate the risk. Active acceptance: Such responses include developing contingency reserves to deal with risks, in case they occur. Acceptance is the only response for both threats and opportunities. Answer: B is incorrect. Mitigation aims to lower the probability and/or impact of the risk event. Answer: C is incorrect. Transference transfers the ownership of the risk event to a third party, usually through a contractual agreement. Answer: D is incorrect. Enhance is a risk response that tries to increase the probability and/or impact of the positive risk event.