Fill in the blanks in each of the following statements: a) Data can be added or removed only from the______ of a stack. b) Stacks are known as______ data structures; the last item pushed (inserted)...

a) Data can be added or removed only from the______ of a stack.

b) Stacks are known as______ data structures; the last item pushed (inserted) onto the

stack is the first item popped (removed) from the stack.

c) The three ways to return control from a called method to a caller are______ ,

______and______ .

d) An object of class______ produces truly random numbers.