If you have a parent class Animal that has a method speak() which returns: Awk. Cat has a speak method that returns: Meow. A bird does not have a speak method. A dog has a speak method that returns: Woof. Pig does not have a speak method. A cow has a speak method that returns: Moo. What is the output from looping through the array created below and asking each element to speak()?
Animal[] a = { new Cat(), new Cow(), new Dog(), new Pig(), new Bird() }
a. Meow Moo Woof Awk Awk
b. Awk Awk Awk Awk Awk
c. This will not compile
d. This will have runtime errors
e. Meow Moo Woof Oink Awk