Given the array of objects, get the following data:
const designers = [
{ name: 'Bob', age: 17 },
{ name: 'Susy', age: 18 },
{ name: 'Ted', age: 28 },
{ name: 'Sarah', age: 25 },
{ name: 'Bill', age: 19 }
];
// 1: name of a designer Bob
// ... your code here
// 2: Sarah' age
// ... your code here
// 3: List of all designers' names
// ... your code here