Chapter 2, Problem 22CP

Which of the following statements are true?

a. Any expression can be used as a statement in $\text{C}++.$

b. The expression $\text{x}++$ can be used as a statement.

c. The statement $\text{x}=\text{x}+5$ is also an expression.

d. The statement $\text{x}=\text{y}=\text{x}=0$ is illegal.