9. Channels that are part of the Intracoasta Waterway are identified by __ symbols on channel buoys and markers. a red b yellow C green

## Step 1<br />The Intracoastal Waterway is a navigable route along the Atlantic Ocean coast of the United States. This waterway is marked by specific symbols on channel buoys and markers to help navigators identify the route.<br />## Step 2<br />The question asks us to identify the color of the symbols used on these buoys and markers. The options provided are red, yellow, and green.<br />## Step 3<br />According to the U.S. Coast Guard, the color of the symbols used on these buoys and markers is yellow.