var xPlanes = [
  "X-1",
  "X-3",
  "X-15",
  "X-29",
  "X-31",
  "X-37",
  "X-45"
];

// Now that we have our array of planes, we need to add elements to our DOM
// for each one.
var e = document. //This line is unfinished! Use a method to capture our <ul> element.

for(var i=0; i<xPlanes.length; i++) {
  var xPlane = xPlanes[i]; //What does "i" refer to?
  // Do some things to add <li> elements to our empty list.
}

@@ -329,34 +329,334 @@
 %5Bi%5D;
- //What does %22i%22 refer to?
+%0A  var listElement = document.createElement(%22li%22);%0A  listElement.innerHTML = xPlane;%0A  parent.appendChild(listElement);//What does %22i%22 refer to? %22i%22 refers to a variable%0A  //that increments every %22round%22 of the for loop and set xPlanes euqal to%0A  //xPlanes item i. The for loop stops when i is equal to the length of xPlanes.%0A
 %0A  /

Answer 2