Respuesta :
Answer:
They can open a floodplain area for public use.
Explanation:
The possible benefit of flood mitigation efforts is: They can open a floodplain area for public use.
What is flood mitigation?
Flood mitigation can simply be defined as the process which involves the management and control of flood water movement in such a way as redirecting flood run-off through the use of floodwalls and flood gates
So therefore, The only possible benefit of flood mitigation efforts from the choices given above is: They can open a floodplain area for public use.
Learn about flood mitigation:
https://brainly.com/question/13584875