CodePudding user response:

Looking at B, D, no problem,
B is not A string, A wrong, string comparison is not A direct comparison;
B is an integer, but wrong % floating-point calculations; Therefore, C is also wrong,

The opinions of different, can then make a ~

CodePudding user response:

B is wrong, because there are brackets, so first calculate (B + 2), it is actually on the operators of an integer value on the right, it is not allowed

CodePudding user response:

The answer to question (6) : B)

CodePudding user response:

Can you tell me in detail, don't know much about

CodePudding user response:

You can take a little bit good-looking, at the very least is positive