Question

the tweed river bridge was the fist example a semielliptical ____ bridge. a truss b suspension c beam d arch

Explanation:

The Tweed River bridge is known as the first semi - elliptical arch bridge. Arch bridges often have curved shapes like semi - ellipses. Truss, suspension and beam bridges have different structural characteristics not related to a semi - elliptical shape in this context.

Answer:

D. arch