Which of the following is a function of Closure properties?a) Helps construct representationsb) Helps show informally described languages not to be in classc) Both (

• A. Helps construct representationsb) Helps show informally described languages not to be in classc) Both (a) and (
• B. Helps show informally described languages not to be in class
• C. Both (a) and (b)
• D. None of the mentioned