Answer:
Let's say that that Daniel has work on the same day his friends want to see a movie.If Daniel misses out on the movie the oppertunity cost will be missing out on the movie to go work.If Daniel skips work, the opportunity cost will be the wages lost from work.
Explanation:
The change in Helen's work hours (night shift) may cause Helen to be at increased risk for heart disease. The effects of shift work can manifest in various forms of illness, one is problems in the cardiovascular system. The reason is because the cardiovascular system in all mammals is highly organised with regard to time and when the time is different organized (the time we should sleep we work) that can lead to certain conditions.
ANSWER : Risk control develops safeguards that reduce risks and their impact