The concerns surrounding the electrical work describe a risk. This is an example of a pure risk because this dangerous activity can only have negative outcomes if someone is injured. An investment, such as purchasing faster computer equipment, is a business risk because it can have a positive or negative outcome. 2 is incorrect as the cost of quality describes the expense to ascertain the expected quality. 3 is incorrect as a product requirement describes the requirements the project must adhere to. 4 is incorrect; an assumption is when something is assumed, but not proven. Assumption can become risks, but this is not the best answer in this scenario.