Respuesta :
Answer:
Option: c. He created external supports for the dome.
Explanation:
Filippo Brunelleschi is the creator of the dome of Santa Maria del Fiore Cathedral in Florence. The Cathedral is known to be one of the Renaissance architecture work. The Cathedral is also known to be the greatest pride and icon. The dome is built using over four million bricks. The structure stands without any support from the ground because of the internal double shell holding system held by sturdy pillars.