The 2004 Tsunami made people realize that mangroves can serve as a reliable safety hedge against coastal calamities. How do mangroves function as a safety hedge?

Answer options

1. AThe mangroves swaps separate the human settlements from the sea by a wide zone in which people neither live nor venture out.
2. BThe mangroves provide both food and medicines which people are in need of after any natural disaster.
3. CThe mangroves trees are tall with dense canopies and serve as an excellent shelter during a cyclone or tsunami.
4. DThe mangroves trees do not get uprooted by storms and tides because of their extensive roots