feat(tooling): randomize correct answers for multiple choice questions (#65041)

tools/challenge-helper-scripts/helpers/get-challenge-template.ts

@@ -211,7 +211,25 @@ Answer 3
 
 const getMultipleChoiceChallengeTemplate = (
   options: ChallengeOptions
-): string => `${buildFrontMatter(options)}
+): string => {
+  const correctAnswerIndex = Math.floor(Math.random() * 4) + 1;
+  const feedback = (index: number) =>
+    index === correctAnswerIndex
+      ? ''
+      : `
+### --feedback--
+
+Include feedback for answer ${index} here.
+`;
+
+  const answers = [1, 2, 3, 4]
+    .map(
+      index => `Answer ${index}
+${feedback(index)}`
+    )
+    .join('\n---\n\n');
+
+  return `${buildFrontMatter(options)}
 
 # --description--
 
@@ -225,40 +243,12 @@ ${options.title} question?
 
 ## --answers--
 
-Answer 1
-
-### --feedback--
-
-Include feedback for answer 1 here, but remove these last four lines if this is the correct answer.
-
----
-
-Answer 2
-
-### --feedback--
-
-Include feedback for answer 2 here, but remove these last four lines if this is the correct answer.
-
----
-
-Answer 3
-
-### --feedback--
-
-Include feedback for answer 3 here, but remove these last four lines if this is the correct answer.
-
----
-
-Answer 4
-
-### --feedback--
-
-Include feedback for answer 4 here, but remove these last four lines if this is the correct answer.
-
+${answers}
 ## --video-solution--
 
-1
+${correctAnswerIndex}
 `;
+};
 
 const getFillInTheBlankChallengeTemplate = (
   options: ChallengeOptions