A Firm Has Run a Comparative Ad, and a Competitor

A firm has run a comparative ad, and a competitor immediately complained that the claims made by the ad are deceptive. In such a case,

A) the ad agency that created the ad could share responsibility in any action brought by the FTC.
B) the firm that sponsored the ad might need to provide research proof that its claims are accurate.
C) the Federal Trade Commission has the power to require corrective advertising-if the ad was really deceptive.
D) All of these alternatives are true.