Read over the JSON material at https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/parse.
In the first example called [JavaScript Demo: JSON.parse()] replace the json var with this
var json = '{"result":true, "count":42, "teacher1": "Kenn", "teacher2": "Kevin", "teacher3": "John", "teacher4":"Bob"}';
Below, write the necessary console.logs to print "Kenn" and "Kevin" from obj.