Parenthesized expressions

A parenthesized-expression consists of an expression enclosed in parentheses. parenthesized-expression : (expression)
A parenthesized-expression is evaluated by evaluating the expression within the parentheses. If the expression within the parentheses denotes a namespace, type, or method group, a compile-time error occurs. Otherwise, the result of the parenthesized-expression is the result of the evaluation of the contained expression.