Which of the Following Is a Difference Between Apprenticeship and Internship

Which of the following is a difference between apprenticeship and internship?

A) Apprenticeship is on-the-job training, whereas internship is a classroom-based training method.
B) Apprenticeship is a unstructured training method, whereas internship is a structured training method.
C) Apprenticeship is sponsored by employee unions, whereas internship is sponsored by educational institutions.
D) Most apprenticeship programs are for professions like accountants and lawyers, whereas most internship programs are in blue-collar jobs.
E) Apprenticeship does not provide an income, whereas internship provides an income while teaching a trade.