【单选题】根据课文内容进行选择 What would you feel when you meet with some frustrations at the first stage according to the text "Studying Abroad and Culture Shock" ?
A.
I would feel upset.
B.
I would just take them for granted.
C.
I wouldn't mind them and will feel fresh in the new environment.
D.
I would feel isolated and tend to seek security in the familiar.