Within an object, actions are modeled using classes variables methods constants 32. The following is a \"reference\" type. int boolean long String 33. A StringLog is An array A linked list A container that holds strings An interface 34. Our BoundedStackInterface extends our UnboundedStackInterface Stack Interface c.StackOverflowException StackUnderflowException Solution 31. Within an object, actions are modeled using c. Methods. 32. The following is a reference type d. String. 33. A StringLog is d. An Interface. 34. Our BoundedStackInterface extends our b. StackInterface. .