@Override
 public boolean onOptionsItemSelected(MenuItem item) {
   switch (item.getItemId()) {
     case R.id.reset_score:
       PreferenceUtil.setCorrectAnswers(activity, 0);
       PreferenceUtil.setIncorrectAnswers(activity, 0);
       winsCountText.setText(activity.getString(R.string.wins) + 0);
       lossesCountText.setText(activity.getString(R.string.losses) + 0);
       return true;
   }
   return false;
 }
 private void addToCorrectCount() {
   int previousCorrectAnswers = PreferenceUtil.getCorrectAnswers(activity);
   int currentCorrectAnswers = ++previousCorrectAnswers;
   PreferenceUtil.setCorrectAnswers(activity, currentCorrectAnswers);
   winsCountText.setText(activity.getString(R.string.wins) + currentCorrectAnswers);
 }