Which of the Following Statements Is True

Which of the following statements is true?

A) American options are options on securities of U.S. corporations, and the options are traded on American exchanges. European options are options on securities of U.S. corporations, but the options are traded on European exchanges.
B) American options are options on securities which are traded on American exchanges. European options, also traded on American exchanges, are options on European corporations.
C) American options give the holder the right to the dividend payment. European options do not.
D) American options may be exercised anytime up to expiration. European options may be exercised only at expiration.
E) None of these.