Answer:
a. corrective advertising.
Explanation:
Corrective advertising -
It refers to the order by the Federal Trade Commision , where the false claims are rectified , which can mislead the consumers , is referred to as corrective advertising .
Corrective advertising is important method to rectify to any false claims that the goods and services provide to the consumers .
Hence , from the given scenario of the question,
The correct option is a. corrective advertising .