Multiple choice technology programming languages Which of these are correct answers for Identifiers used in C# ? These are the names that one user gives to variables such as the user defined types(eg;classes and structs) These are not case sensitive. Their names must begin with a letter or with a underscore . They must not contain any numeric characters Reveal answer Fill a bubble to check yourself A,C Correct answer Explanation C# identifiers are names for variables, classes, structs, etc. They must begin with a letter or underscore, are case-sensitive (option B is wrong), and can contain numeric characters after the first character (option D is wrong).