USCG Exam PracticeRule 7 — Risk of Collision
When doubt exists as to whether risk of collision is present, a vessel shall ______.
- A. continue on course until the situation becomes clearer
- B. sound one prolonged blast and await a response
- ✓ deem such risk to exist and act accordinglyCorrect
- D. reduce speed until the doubt is resolved by radar
Why C is correct
Both rule sets state explicitly that if there is any doubt, risk of collision shall be deemed to exist. COLREGs Rule 7(a); 33 CFR §83.07(a).