Which of the Following Statements Is Not True

Which of the following statements is not true?

A) A corporation is generally allowed to choose either a calendar year or fiscal year for its reporting period.
B) A personal service corporation must use a fiscal year unless it can satisfy IRS requirements that there is a business purpose for a calendar year.
C) S corporations must generally use a calendar year.
D) Because corporations are "persons" only in the legal sense of the word, they are not entitled to the earned income credit.
E) None; all are true.