Required exercise functions part 3 create a function named fullnameandage that accepts 3 parameters called firstname, lastname and age. within fullnameandage, call the fullname function by passing in firstname and lastname variables as parameters into it and store the result of that function in a variable named result. now return the full name as the age separated by a comma and a space. (e. g fullnameandage(“jane”, “doe”, 23) would return 'jane doe, 23'