Quiz on Variables and Arrays

var animals = { "type":"Horse", "color": "brown" };
var chicken = { "name":"Clucker", "age":2, "wingsclipped":true };
var pets = {
   "names"  : ["Fido", "Spot", "Buttercup"],
   "colors" : ["black", "brown", "purple"]
};
var school = {
   "schoolname"     : "UCB J-School",
   "concentrations" : ["reporting", "writing", "coding"]
};
var myDogs = [
   { "name":"Rex",      "age":1 },
   { "name":"Fido",     "age":14 },
   { "name":"Princess", "age":5 }
];
var crimes = [
   { "weapon":"gun",   "homicide":true, "location": [40.452107, 93.742118] },
   { "weapon":"knife", "homicide":true, "location": [52.479748, 62.185657] },
   { "weapon":"gun",   "homicide":false, "location": [19.646162, 37.295270] }
];
dog.color
dog["color"]
cat["type of cat"]
the_cat[1].name
the_cat[1]["name"]
shootingData[2].location[0]
shootingData[2]["location"][0]
photos[0]["url"]
photos[1]["url"]
photos[2]["url"]
projects[2].name
projects[4].photo.little
projects[0].creator.avatar.thumb