What feature did many structures built during the Gupta Empire have in common? Many structures were built in the shape of large domes. Many structures had central towers with a beehive shape. Almost all structures were dug into the sides of cliffs. Almost all structures were constructed with mud bricks.

Almost all structures were constructed with mud bricks.

Explanation:

Almost all structures were constructed with mud bricks which we can from their colour because all the temples having colour of mud. many temples were built during the Gupta Empire such as Vishnu Temple, Shiva Temple and Parvati Temple etc. Mud bricks are used for building of temples due to colour and strength that it provides to the temple.

these civilizations were located around fertile rivers, where they could produce an abundance of crops