gaokao 2015 Q1

gaokao · China · tianjin-science 5 marks Probability Definitions Set Operations
Given the universal set $U = \{1,2,3,4,5,6,7,8\}$, set $A = \{2,3,5,6\}$, set $\mathrm{B} = \{1,3,4,6,7\}$, then $\mathrm{A} \cap \mathrm{C}_{U}\mathrm{B} =$
(A) $\{2,5\}$
(B) $\{3,6\}$
(C) $\{2,5,6\}$
(D) $\{2,3,5,6,8\}$
Given the universal set $U = \{1,2,3,4,5,6,7,8\}$, set $A = \{2,3,5,6\}$, set $\mathrm{B} = \{1,3,4,6,7\}$, then $\mathrm{A} \cap \mathrm{C}_{U}\mathrm{B} =$

(A) $\{2,5\}$

(B) $\{3,6\}$

(C) $\{2,5,6\}$

(D) $\{2,3,5,6,8\}$