A master operating a 45-foot passenger vessel underway in clear daytime conditions decides to rely solely on radar and discontinues visual watch. Which statement is most accurate regarding compliance with the Inland Navigation Rules?

1. A. This is acceptable because radar is an 'available means' under Rule 5.
2. B. This is acceptable because Rule 5 only applies in restricted visibility.
3. ✓ This does not satisfy Rule 5, which requires look-out by sight and hearing as well as all available means.Correct
4. D. This is acceptable for vessels under 65 feet operating in clear visibility.