A job shadow usually lasts one day, but there are cases when they could last several days to give you a more in-depth look at a certain career or company.
I believe the answer is: by informing readers of the education options being described
By putting the phrase "After high schools" , readers would know that the information that being put below the phrase would include the set of options/paths that can be done after graduation. In most career planning forms, it would contain information regarding college, scholarships, and the type of careers that can be taken with current high school diploma.
The answer is C. Replace workers with machine
It's common for a company to replace workers with maschines in order to do hard menial labour such as wrapping packages, cutting products, shaping the products, moving the raw material, etc. which could increase efficiency and lower wage levels at the same time
That's not a question, but the proper answer should be a loan.