Question

what is the area between a red and green buoy?
a the swim area
b a shallow zone
c the no wake zone
d the navigable channel

Explanation:

In maritime navigation, red and green buoys are used to mark the navigable channel. The area between them is designated for safe passage of vessels. A swim area (A) would have specific swim - related markers. A shallow zone (B) is usually indicated by different symbols or markings. A no - wake zone (C) has its own distinct signage.

Answer:

D. The navigable channel