“各部门之间既分工合作,集思广益,提高效率,又互相牵制,加强了以皇权为核心的中央集权。”这段话评论的是下面哪一制度?( )
A:三省六部制
B:科举制
C:郡县制
D:行省制度
For ____Chinese people, it is a tradition to get together with their families during the Spring Festival.