Consider the relationship among the people, objects, or ideas in this passage. Context paragraph: A research article discussed a survey and a follow-up interview series. Both methods examined attitudes toward remote work. Revision paragraph: The survey, not the interviews, showed a sharp change in employees' preferred schedules after the policy update. Current wording: "They showed a sharp change in employees' preferred schedules." Which revision makes the intended reference explicit by showing that the survey showed the change in preferred schedules?