Task 1: Function with one parameter

Cade Reisdorf.
Justin Reisdorf.
Melissa Reisdorf.
Amy Reisdorf.
Randy Reisdorf.
Cooper Reisdorf.

Task 2: Function with two parameters

Sum of the two numbers is 30
Sum of the two numbers is 3
Sum of the two numbers is 20

Task 3: Function with three parameters

Cade Reisdorf is 21 years old and is a human.
Justin Reisdorf is 33 years old and is a human.
Melissa Reisdorf is 30 years old and is a human.
Amy Reisdorf is 55 years old and is a human.
Randy Reisdorf is 62 years old and is a human.
Cooper Reisdorf is 14 years old and is a dog.