With the technique of fresco secco, as illustrated in the Buddhist caves in Ajanta, India, the artist

a) applies the paint onto a dry ground, making it easier for the artist to get a high degree of detail.
b) applies the paint on top of a wet ground, making the painting part of the wall.
c) applies the paint onto a canvas support.
d) paints onto a ceramic vessel before it is fired.

Answer: a