Section: Volume B
Explanation:
A risk trigger is a warning sign or condition that a risk event is about to happen. Here the warning temperature is 450 degrees Fahrenheit, therefore it is referred as risk trigger.
Incorrect Answers:
A: Risk identification is the process of the identifying the risks. This process identifies the risk events that could affect the project adversely or would act as opportunity.
C: Here risk event is 500-degree temperature, as when machine reaches this temperature it should have to be shut-down for 48 hours, which in turn will laid a great impact on the working of project.
D: Risk response here is shutting off of machine when its temperature reaches 450 degree Fahrenheit, so as to prevent the occurring of risk event.

Section: Volume D
Explanation

A business case will BEST communicate the importance of risk mitigation initiatives to senior management, because it provides a clear and concise justification of the objectives, benefits, costs, and risks of the proposed initiatives. A business case helps to align the risk mitigation initiatives with the enterprise's strategy and goals, and to obtain the necessary approval and support from senior management. The other options are not as effective as a business case, because:
* Option B: A balanced scorecard is a tool to measure and monitor the performance of the enterprise across four perspectives: financial, customer, internal process, and learning and growth. It does not
* communicate the importance of risk mitigation initiatives, but rather the outcomes and impacts of them.
* Option C: Industry standards are benchmarks or best practices that define the minimum requirements or expectations for a certain domain or activity. They do not communicate the importance of risk mitigation initiatives, but rather the compliance or alignment of them with the external environment.
* Option D: A heat map is a tool to visualize and prioritize the risks based on their likelihood and impact.
It does not communicate the importance of risk mitigation initiatives, but rather the severity and distribution of the risks. References = Risk and Information Systems Control Study Manual, 7th Edition, ISACA, 2020, p. 118.