Under the Securities Act of 1933,the Registration of Securities Which

Under the Securities Act of 1933,the registration of securities which are offered to the public in interstate commerce is:

A) directed toward minimizing investor exposure to financially risky securities.
B) not required unless the issuer is a corporation.
C) mandatory unless the cost to the issuer is "prohibitive" as defined in the SEC regulations.
D) required unless the offering or the securities are exempt from registration.