Read the followingpassage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.

Karate is more than just an art of self-defence in times of trouble. It builds character and keeps its exponents in shape.

In karate, individuals learn to control their (21)______ and bodies, replacing aggression with tolerance, and pride with humility. They also learn that fighting is always (22)______ last resort in solving a conflict. Karate instils an iron-clad discipline, tutoring exponents to stretch their tolerance and humility to levels beyond their normal phere of experience. (23)______ the discipline, an exponent soon learns, one cannot master the martial art.

(24)______ there are many misconceptions about karate. Most of this misunderstanding results from the violent shows on television or on the big screen. Due to all these movies, karate has now (25)______ misused through a lack of understanding of its basic principles.

The word it in the passage refers to______