Answer :
Answer: a and b
a. tombstone ads
b. red herrings
Explanation:
Tombstone advertisement is a print advertisement appearing in a newspaper or magazine. Tombstone ads are typically unadorned text, black on white, often enclosed in a simple box, with a centered headline and a number of lines in the body of the ad, usually also centered.
Red herring is something that misleads or distracts from a relevant or important question. It may be either a logical fallacy or a literary device that leads readers or audiences toward a false conclusion.