You are most likely talking about the radar, which scans and alerts the people on the submarine of other submarines, missiles, etc. nearby.
Answer:
Along the seabed, anchors from boats often cause damage to the reef.
Explanation:
There are actually many countries in the world which have only three A's in their name, and here are some of them:
- Canada
- Jamaica
- Panama
- Australia
- Bahamas
- Kazakhstan
- Afghanistan
- Albania
and so on...
