const vehicleCodes = ['plane', 'car', 'motorbike','caravan','bike'];

function vehicle(color, code, age) {

const valueOfColor = color;

const valueOfCode = vehicleCodes[code];

const valueOfAge = age <= 1 ? 'new' : 'used';

console.log('a '+valueOfColor, valueOfAge, valueOfCode)

};

vehicle("green", 3, 1);

function advertisement() {

for (let i = 0; i < vehicleCodes.length; i += 1) {

vehicleCodes[i] = vehicleCodes[i] + "s";

}

let strLast = vehicleCodes[vehicleCodes.length-1];

let arr1 = vehicleCodes.slice(0, [vehicleCodes.length-1]);

let str1 = arr1.toString();

let str2 = str1.replace(/,/g,', ');

console.log(`Amazing Joe's Garage, we service ${str2} and ${strLast}.`);

};

advertisement();