BOTH INTERNATIONAL & INLAND A 22-meter sailing vessel when also being propelled by machinery shall show during daylight hours a __________.

Correct Answer: Option D — black cone

Under Inland Navigation Rules, for the condition where 'A 22-meter sailing vessel when also being propelled by machinery shall show during daylight hours a', the correct requirement is: 'black cone'. This standard ensures clear navigational intent and collision avoidance.