Given the class below:

class Cat:

species $=$ 'mammal' $$

def $\_$init$\_($self$,$ name, age$)$:

self.name $=$ name

self.age $=$ age

a$)$ Instantiate the Cat object with $3$ cats

b$)$ Create a function $($ a function and NOT a class method$)$ that finds the oldest cat $3$ marks

c$)$ Print out: "The oldest cat is x years old.". x will be the oldest cat age by using the function in #$2$