16 files declare their use of QuizResultAnswer in Quiz 8.5

LongAnswerQuestion.php in question_types/quiz_long_answer/src/Plugin/quiz/QuizQuestion/LongAnswerQuestion.php

LongAnswerResponse.php in question_types/quiz_long_answer/src/Plugin/quiz/QuizQuestion/LongAnswerResponse.php

MatchingQuestion.php in question_types/quiz_matching/src/Plugin/quiz/QuizQuestion/MatchingQuestion.php

Matching classes.

MultichoiceQuestion.php in question_types/quiz_multichoice/src/Plugin/quiz/QuizQuestion/MultichoiceQuestion.php

MultichoiceResponse.php in question_types/quiz_multichoice/src/Plugin/quiz/QuizQuestion/MultichoiceResponse.php

QuizDirectionsQuestion.php in question_types/quiz_directions/src/Plugin/quiz/QuizQuestion/QuizDirectionsQuestion.php

Quiz_directions classes.

QuizDirectionsResponse.php in question_types/quiz_directions/src/Plugin/quiz/QuizQuestion/QuizDirectionsResponse.php

QuizPageQuestion.php in question_types/quiz_page/src/Plugin/quiz/QuizQuestion/QuizPageQuestion.php

Quiz page classes.

QuizPageResponse.php in question_types/quiz_page/src/Plugin/quiz/QuizQuestion/QuizPageResponse.php

QuizQuestionController.php in src/Controller/QuizQuestionController.php

QuizResultAnswerAccessControlHandler.php in src/Access/QuizResultAnswerAccessControlHandler.php

QuizResultTest.php in tests/src/Functional/QuizResultTest.php

ShortAnswerQuestion.php in question_types/quiz_short_answer/src/Plugin/quiz/QuizQuestion/ShortAnswerQuestion.php

ShortAnswerResponse.php in question_types/quiz_short_answer/src/Plugin/quiz/QuizQuestion/ShortAnswerResponse.php

TrueFalseQuestion.php in question_types/quiz_truefalse/src/Plugin/quiz/QuizQuestion/TrueFalseQuestion.php

TrueFalseResponse.php in question_types/quiz_truefalse/src/Plugin/quiz/QuizQuestion/TrueFalseResponse.php