Assistant: 
User: 
    Please analyze the following code file and determine whether it belongs to any of the provided modules based on the listed module descriptions.
    Note that the provided list of modules may not be exhaustive, and some files may not belong to any of the modules. 
    If the code belongs to a module, Only output the module name, without any explanation or additional information; otherwise, return 'None' if it does not belong to any module.

    Modules : {
        "UI": "Handles the front-end user interface, consisting of HTML, CSS, and JavaScript files generated by the Angular framework. It processes user requests and interacts with the server using AJAX for data retrieval and client-side interactions."
"Test Driver": "Facilitates automated regression testing and handles transmission of test data in JSON format. It performs Java testing using TestNG and JavaScript unit-testing with Jest. It also sets up a simulated web server for servlet-level tests and automates end-to-end testing using Selenium Java."
"Logic": "Manages the business logic of TEAMMATES, including handling relationships between entities, managing transactions, input value sanitization, access control rights, and interfacing with GAE-provided or third-party APIs."
"Storage": "Performs CRUD operations on data entities, validation of data, and abstraction of GQL queries, hiding the complexities of datastore from the Logic component."
"Common": "Contains utility classes, custom exceptions, and data transfer objects used across the entire application for easy consolidation and transfer of structured data."
"E2E": "Handles end-to-end testing and load & performance testing, providing helpers, abstractions of browser pages, and test cases for E2E tests and L&P tests."
"Client": "Contains scripts for administrative tasks, such as migrating data to a new schema and calculating statistics. This module connects directly to the application back-end for administrative purposes."
    }

    Code: package teammates.common.datatransfer.questions; /** * A class holding the details for a specific question type. * This abstract class is inherited by concrete Feedback*QuestionDetails * classes which provides the implementation for the various abstract methods * such that pages can render the correct information/forms depending on the * question type */ public abstract class FeedbackQuestionDetails { private FeedbackQuestionType questionType; private String questionText; protected FeedbackQuestionDetails(FeedbackQuestionType questionType) { this.questionType = questionType; } protected FeedbackQuestionDetails(FeedbackQuestionType questionType, String questionText) { this.questionType = questionType; this.questionText = questionText; } /** * Get question result statistics as JSON string. */ @SuppressWarnings("PMD.EmptyMethodInAbstractClassShouldBeAbstract") public String getQuestionResultStatisticsJson( FeedbackQuestionAttributes question, String studentEmail, SessionResultsBundle bundle) { // Statistics are calculated in the front-end as it is dependent on the responses being filtered. // The only exception is contribution question, where there is only one statistics for the entire question. // It is also necessary to calculate contribution question statistics here // to be displayed in student result page as students are not supposed to be able to see the exact responses. return ""; } /** * Checks whether the changes to the question details require deletion of corresponding responses. */ public abstract boolean shouldChangesRequireResponseDeletion(FeedbackQuestionDetails newDetails); /** * Individual responses are shown by default. * Override for specific question types if necessary. * * @return boolean indicating if individual responses are to be shown to students. */ public boolean isIndividualResponsesShownToStudents() { return true; } /** * Validates the question details. * @return A {@code List<String>} of error messages (to show as status message to user) if any, or an * empty list if question details are valid. */ public abstract List<String> validateQuestionDetails(); /** * Validates the list of response details. * @return A {@code List<String>} of error messages (to show as status message to user) if any, or an * empty list if all response details are valid. */ public abstract List<String> validateResponsesDetails(List<FeedbackResponseDetails> responseDetails, int numRecipients); /** * Validates if giverType and recipientType are valid for the question type. * Validates visibility options as well. * * <p>Override in Feedback*QuestionDetails if necessary. * @return error message detailing the error, or an empty string if valid. */ public abstract String validateGiverRecipientVisibility(FeedbackQuestionAttributes feedbackQuestionAttributes); /** * Checks whether instructor comments are allowed for the question. */ public boolean isInstructorCommentsOnR
Assistant: