Removed inappropriate section tags. Because screen readers announce each section, they should not be used unless they are actually defining meaningful sections.

lms/templates/problem.html

@@ -5,13 +5,12 @@
   ${ problem['name'] }
 </h2>
 
-<section class="problem-progress">
-</section>
+<div class="problem-progress"></div>
 
-<section class="problem">
+<div class="problem">
   ${ problem['html'] }
 
-  <section class="action">
+  <div class="action">
     <input type="hidden" name="problem_id" value="${ problem['name'] }" />
 
     % if check_button:
@@ -27,9 +26,9 @@
     <button class="show"><span class="show-label">${_('Show Answer(s)')}</span> <span class="sr">${_("(for question(s) above - adjacent to each field)")}</span></button>
     % endif
     % if attempts_allowed :
-    <section class="submission_feedback">
+    <div class="submission_feedback">
       ${_("You have used {num_used} of {num_total} submissions").format(num_used=attempts_used, num_total=attempts_allowed)}
-    </section>
+    </div>
     % endif
-  </section>
-</section>
+  </div>
+</div>