Question

which of the following protect us from tsunami?
planktons
seaweeds
mangroves
shellfishes

Explanation:

Mangroves are coastal vegetation that act as a natural barrier. Their root systems and dense growth help dissipate the energy of tsunami waves, reducing their impact on coastal areas. Planktons are microscopic organisms, seaweeds are algae, and shellfishes are aquatic animals, none of which have the structural or ecological role to protect against tsunamis like mangroves.

Answer:

C. Mangroves