複選題29 (AB). That is, it is a very strong reaction, too strong for the situation. (AC). Two main theories have been put forward concerning what causes phobias. (AD). There are still others who do not just have a normal fear of something; they have a phobia. (AE). The development of a particular phobia may result from a variety of factors. (BC). Phobias are named by using the Latin or Greek word for the thing feared, and adding the word phobia. (BD). This means that even if the person tries not to be afraid, he or she cannot cope with the fear.