Logical reasoning prompt: The stated evidence is that Sentinel Corp.'s phishing exercise reduced risky clicks and did not delay ordinary work. The author concludes from that evidence that Sentinel Corp.'s phishing exercise should be required quarterly. Proposed assumption I: Any cybersecurity exercise that reduced risky clicks and did not delay ordinary work should be required quarterly. Proposed assumption II: Employees did not know in advance which messages were part of the exercise. Which option gives the best LSAT-style distinction between the assumptions?