Which of the Following Best Reflects the Supreme Court's Position

Which of the following best reflects the Supreme Court's position on commercial speech,such as advertisements?

A) state laws that make flag burning a crime are too lenient
B) Advertisements receive limited First Amendment protection.
C) Advertisements receive as much First Amendment protection as anything else written in the newspaper.
D) Commercial speech regulations depend on the commerce clause, not the Bill of Rights.
E) The Supreme Court has never issued a ruling on the extent to which commercial speech receives First Amendment protection.