At S. Andrea in Mantua, the buttressing necessary to resist the lateral thrust of the monumental barrel vault is provided by . Group of answer choices flying buttresses the chapel walls internal ribbing steel reinforcing rods

The correct answer is A) flying buttresses.

At S. Andrea in Mantua, the buttressing necessary to resist the lateral thrust of the monumental barrel vault is provided by flying buttresses.

A flying buttress is the kind of structure that is placed on another big structure in order to support or it or reinforce it. Old buildings such as churches were constructed using big concrete walls that had much weight on it. So architects had to add these flying buttresses to reinforce the walls and add more strength and resistance to the big walls.

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