Which element of the church at Saint-Sernin served as the module for the proportions of the entire building?

A) Buttress
B) Tribune
C) Aisle
D) Crossing square

Crossing Square

The area in a church formed by the intersection (crossing) of a nave and a transept of equal width, often used as a standard module of interior proportion.

Proportions

In art and design, proportions refer to the relationship in size and shape between different parts of an object or figure, crucial for achieving balance and aesthetic appeal.

Saint-Sernin

A Romanesque church located in Toulouse, France, known for its architectural significance and role in the pilgrimage route to Santiago de Compostela.