Did he realize his mistake? - interrogative
He didn't realize his mistake. - Negative
A MacGuffin is that object in a film which is critical to the characters, but carries insignificant meaning for the audience.
A MacGuffin, a term introduced and widely used by Alfred Hitchcock is some element which drives the plot. The audience is not very concerned with the specifics of it.
The police throw tear gas; The Hate U Give was one of my favorite books to read. :-)
So you want us to tell you what we think of your essay? I'm a little confused.
It wouldn't matter really, but A is good. If you don't have a dictionary at hand, then do your best to pronounce it.
