选项
A.
(x > 0 and x < 10) is same as (x > 0 and x < 10)
B.
(x > 0 or x < 10) is same as (0 < x < 10)
C.
(x > 0 or x < 10 and y < 0) is same as (x > 0 or (x < 10 and y < 0))
D.
(x > 0 or x < 10 and y < 0) is same as ((x > 0 or x < 10) and y < 0)
正确答案：