Which keyword is used to access methods and variables within the same class in Ruby?

A. A blueprint for objects B. A variable holding multiple values C. A single data structure D. A method to define behavior

A. class B. def C. new D. object

A. Initializes class variables B. Defines instance methods C. Defines class methods D. Initializes new objects

A. An instance of a class B. A variable C. A method D. A module