| D | ↘ | F | ExerciseShowFunctions::display_multiple_answer_com... got worse |
| B | ↘ | C | ExerciseShowFunctions::display_hotspot_answer() got worse |
| C | ↘ | D | FillBlanks::getHtmlDisplayForAnswer() got worse |
| C | ↘ | F | ExerciseShowFunctions::display_multiple_answer_tru... got worse |