What effect is characteristic of an early christian mosaic

Explanation:

In the earliest group of Aquileia mosaics (c. ... 300 ce) objects and animals symbolize the Good Shepherd, while the later group (second decade of 4th century) contains scenes from the story of Jonah, symbolic animals, such as the deer and the lamb, and a representation of the bread and the wine.

pitch- the definition of pitch is as follows:

"the quality of a sound governed by the rate of vibrations producing it; the degree of highness or lowness of a tone."