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The walls constructed on both sides of the abutments to retain the embankment of approaches and also to protect them from the wave action of water

AAbutments

BWaterway

CPiers

DWingwalls

Answer:

D. Wingwalls


Related Questions:

Read the given statement and conclusions carefully and decide which of the conclusions logically follow(s) from the statement.

Statement:

Sama Veda is believed to be written around 200 BC.

Conclusions:

I. Sama Veda is one of the oldest books in history.

II. Sama Veda is the oldest book in history

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