单项选择题

设AND、OR和NOT分别表示按位与、按位或和按位求反运算,且X=10011011, Y=01111010,Z=111O1000,则(NOT(X)ANDY)= (6) , (YORNOT(Z) )= (7)

A.11111010
B.01111111
C.10000101
D.00010111