Thank you for bringing this up so people can be notified
The buoy system was established to delimit navigable channels, signal obstacles to navigation and help the navigator.
It comprises six types of different signals that can be used in combination.
Side signs.
Danger signs isolated.
Signs of new dangers.
Signs of safe waters.
Special signs
Cardinal signs.
However, it is very important to know how to identify them by their shapes, colors and lights.
Red color:
SIDE SIGNS
SIGNS OF BABOR, ENTERING A CHANNEL
I would say that the answer is B. I hope you have a good day!
Answer: sit comfortably for long hours
Explanation: not exercise
<span>Avoid high impact exercise
Exercise at modern intensity
Exercise more than once a day
Slowly increase the duration</span>