①有利于中华文化的传播,使外域文化传入中国
②有利于传承华夏文明,唤起民族共识和自豪感
③基于香港人民对中华文化的认同感和归属感
④表明博物馆在文化传承中的作用越来越突出
A:①②
B:③④
C:②③
D:①④
——Some students often drop litter carelessly in our school. What can we do?——We can _______ some signs to remind them not to do that again.