What did giotto introduce into paintings of religious scences

Color selection tool

Answer1 string -e (the thinnest)2nd string-b,3 string -g,4th string -d,5th string-a, 6th string- plz check the answer first good luck

Howard ruffo  makes the reader feel that ellery has misidentified who is responsible for committing the crime and will end up feeling embarrassed.

The options for this question is 
a.) a private building used for religious purposes
b.) a stadium used for athletic events, chariot racing, and acrobatics
c.) a central building surrounded by religious and governmental buildings
d.) an open space in a town used as a central gathering place or event