Answer:
A
huh i do not know what you are asking
Noun clause because the clause is modifying the noun
Noun :story
The story is not true
You could put up posters, volunteer at animal hospitals, or maybe even research them to know more about their needs.
Over exaggerated
In the context of this passage, which is talking about how Facebook is attempting to cut down on incorrect, fake, or 'sensationalized' news, the word clearly means news that is not true or over exaggerated in a way that makes it 'click bait'-something that isn't clear, objective content.