Which of the following groups can benefit from LifeX?

The choice indicating that any student preparing for exams can benefit from LifeX is correct because LifeX is designed to assist a broad range of learners by providing resources, strategies, and support tailored to exam preparation. This encompasses high school students who may be preparing for standardized tests, college students focused on their coursework or entrance exams, as well as adult learners who are furthering their education or skills development. The inclusivity of the platform allows it to address diverse learning needs and styles, making it a valuable resource for anyone in the process of preparing for examinations, regardless of their educational background or age.