During November 2024, Mohammad Tiba focused on enhancing the test suite for the COSC381-2024Fall/Todo-List-CLI repository. He improved test coverage for the "delete all tasks" functionality by adding a unit test that verifies a new task can be added after all tasks are deleted, addressing a key edge case. Mohammad also refactored comments in the test_delete_all_tasks.py file to improve clarity and maintainability, making future test extensions easier. His work centered on Python and unit testing practices, demonstrating a methodical approach to test quality. The depth of his contribution was focused, targeting a specific area for improved reliability.