I would say A..
because it sound more logic base on the meaning of the base word (Visual)
An allegory is defined as C. A STORY WITH A LITERAL MEANING AND A SYMBOLIC MEANING.
An allegory is a representation of an abstract or spiritual meaning through concrete or material forms. It is a symbolic narrative like a fable or parable.
You might be confused because choice B. a narrative written specifically to teach a moral or lesson nearly defines an allegory. However, it specifically defines a fable.
Sensationalism is the act of heightening emotion while lowering accuracy.
Although most of the article will be the same information, the presenter will eventually drop the fact that the article is not entirely accurate. It is also harmful to the presentee, as they are misled into thinking somewhat fake news.