阿摩線上測驗
95.Look at the pie chart, What percentage of volunteers did Referral Programs contribute in the past year?
(A) 2%.
(B) 6%.
(C) 14%.
(D) 17%.
答案：登入後查看
統計： A(267), B(57), C(5), D(7), E(0) #3160813
統計： A(267), B(57), C(5), D(7), E(0) #3160813
