Question

there are two types of fresco: fresco secco, which means dry fresco, and this kind, which means good fresco.
a. mezzo
b. buon
c. calabria
d. londo
e. unum

Explanation:

In the context of fresco types, "buon fresco" means "good fresco". It is a traditional method where paint is applied to wet plaster.

Answer:

B. buon