A To choose the words or terms to be taught, teachers should take into account the cultural reasons and the principles of need and level, the criteria of learnability and teachability, teach at first concrete words and gradually abstract words, and decide what to teach about each naming unit. She concludes pointing that knowledge of a word involves knowing its meaning, form, grammar and usage.

B It is not simple to choose a word to be taught because teachers should take into account many things including cultural context where the word will be taught. So it is advised to choose a theme and prepare the grammar points that will help the students to grasp the language.

C To choose the words or terms to be taught, teachers only should take into account the cultural reasons and the principles of need and level.

D To choose the word to be taught, teachers should take into account only the criteria of learnability and teachability.

E To choose the words or terms to be taught, teachers should not take into account the cultural reasons and the principles of need and level, the criteria of learnability and teachability, teach at first concrete words and gradually abstract words, decide what to teach about each naming unit. She concludes pointing that knowledge of a word involves knowing its meaning, form, grammar and usage.