3. When is the sport badminton introduced by the Duke of Beaufort in his country estate? a 1873 b. 1875 c. 1879 d. 1887 4. Badminton is also a technical sport, requiring good motor coordination and the development of sophisticated racquet movement a true c. a and b b. false d. none of the above 5. What country is one of the founding members of the International Badminton Federation in 1934? a. China c. Malaysia b. Philippines d. Canada 6. How many points must he won hy one nam