Well, construction jobs are an example. Jobs that involve many hazardous chemicals, such as a cleanup job, can be hazardous as well.
No, I do not think it is the best way for them to be efficient.
Heart attack. People don't usually get heart attacks during playing a sport unless they already have an underlying cause
Seeing things that aren't there or seeing things differently
Answer:
If you lack a healthy diet you will get High blood pressure due to your body closing inside and the lack to breath so it is A.