diff --git a/_layouts/default.html b/_layouts/default.html
index 42392c5..8f0fc3d 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -85,5 +85,10 @@
         'floating-chat.donateButton.text-color': '#fff'
       });
     </script>
+    <script type="text/javascript">
+      var infolinks_pid = 3440145;
+      var infolinks_wsid = 0;
+      </script>
+      <script type="text/javascript" src="http://resources.infolinks.com/js/infolinks_main.js"></script>
   </body>
 </html>
diff --git a/practice-exam/practice-exam-12.md b/practice-exam/practice-exam-12.md
index 8127459..94b2096 100644
--- a/practice-exam/practice-exam-12.md
+++ b/practice-exam/practice-exam-12.md
@@ -352,7 +352,7 @@ layout: exam
       Correct answer: D
     </details>
 
-35. Much AWS services provide a way to extend an on-premises architecture to the AWS Cloud? (Select TWO)
+35. Which AWS services provide a way to extend an on-premises architecture to the AWS Cloud? (Select TWO)
     - A. Amazon EBS.
     - B. AWS Direct Connect.
     - C. Amazon CloudFront.