A. children B. Nigerian C. adventurer D. dealer A. commercialization B. advanced C. keyboard D. tablet A. fossil man B. anchor C. because D. software A. mineral B. have a toothache C. navy D. ninety A. may B. house C. commercial D. too A. red-crowned crane B. relaxation C. fourteen D. guest A. later on B. male C. vegetable D. lonely A. vary B. miniature C. what D. pale A. store B. special C. longitudinal D. dizzy A. other B. magnetize C. advance D. preparation