Read the following passage carefully and answer the question 68 to 72. In this life there are no gains without pains. Life indeed would be dull if there were no difficulties. Games lose their zest if there is no real struggle and if the result is a forgone conclusion. Both winner and lost enjoy a game most, if it is closely contested to the last. No vicory is a real triumph unless the foe is worthly of the steel. Whether we like it or not, life is one continuous competitive examination. 68. which of the follwing is opposite in the meaning to the word dull used in the passage ?

• A. Clever
• B. sharp
• C. attractive
• D. interesting