He worst result of the hurricane was the inundation of water that flooded streets and basements.

The correct synonym would be flood.

The phrase the inundation of water that flooded streets and basements actually refers to a flood. A synonym is a word or a phrase that means the same thing as another word or phrase. In this case, the inundation of water means the same thing as flood, which occurs after hurricanes and large amounts or rain.

i would sacrifice nothing unless it were a large problem. hope i answered your question correctly : )

it is the last choice