Read the following paragraph and answer the question. Give ONLY the answer, no other words or explanation.

For example:

Answer: <most likely answer, as short as possible>.

Paragraph: ( note : often I ca n't stand Americans who pretend to know everything about Japan and Japanese people / culture , so I usually try to avoid acting that way myself , but for serious , really , I do feel like I have a bit of experience here ) . I enjoyed the previous Japan school visits I ' ve done , though , so I was looking forward to it . After some formalities from the principle , we went off to visit classes .

Question: What is the reason I ca n't stand Americans who pretend to know everything about Japan ?
None of the above choices .
They pretend to know everything about Japan.