Who was the only undefeated boxing heavyweight champ, later killed in an airplane accident? A.Floyd Patterson B.Ezzard Charles C.Leon Spinks D.Rocky Marciano Answer and Feedback Answer:D do you want? view more test Xem thêm Share this post Some other questions you may be interested in. The slogan A Chicken in Every Pot and a Car in Every Garage was used in the presidential election of Calvin Coolidge in 1924. Democrats countered Barry Goldwaters 1964 slogan of In Your Heart You Know Hes Right with which of these rejoinders? A Choice, Not an Echo was the slogan of Republicans opposed to what? The RMS Titanic set sail from Southampton, England on what date? How long was the Titanic? How many passengers were on the Titanic when she sank? The Titanic was built by the Harcourt and Wolff shipbuilding firm. Did the Titanic have any sister ships? How long did it take for the Titanic to sink? Which of these was one of the leaders of the expedition that discovered the wreck of the Titanic?