Transform the following Sentences as directed: (a) A good teacher is one of the most important persons is any country. (Comparative) (b) He plays a very significant role to educate nation. (Exclamatory) (c) The good teacher discovers the treasure hidden in side each student. (Complex) (d) He keeps his students busy so that he can make them happy.(Simple) (e) Bangladesh is in need of good teachers. (Interrogative)