He loves art, he loves to sing, and he loves children
The main way dramatic tension is built is the clues that Boo gives, making him interesting, but it can also be frightening.
Also, the incidents that pop up in the story also builds up dramatic tension.
It is by listening and evaluating the speaker's questions and responses. When the speaker asks a question, he is surely making a point to the audience through his responses. By that kind of communication, the speaker should have given his purpose to the audiences.
Answer:
Cotton can be grown is Banke, Bardiya, Kailali, Kanchnpur, Dang and Dote irrespective of irrigation facility