The operation push removes the bottom element from the stack. a. true b. false In a linear representation of a stack, which of the following values points to the top item in the stack? a. stackTop b. stackTop - 1 c. 0 d. -1 If the stack is full, then push will throw a StackOverflowException. a. true b. false The operation top removes the top element of the stack. a. true b. false Which of the following is an operation provided by the Java Stack class? a. peek() b. pushItem c. destroy(stack) d. delete(item)