The answer is basso continuo
From the Italian language sometimes abbreviated as b.c is a technique of self-composition and execution and essential from the Baroque period
The basso continuo is played for one or various instruments, typically and harmonic as the keyboard instruments or others as the harp or lute
with the voice of bass simultaneously in charge of an instrument of grave tessitura like the violoncello, bassoon, the viola da gamba, contrabass and sometimes contrabasso.
It also receives the name of simultaneous accompaniment
Answer
In the Ascension illustration of the Rabbula Gospels,Virgin Mary symbolized the Christian Community.
Explanation
Ascension is the act of something rising or going up. This day is counted six weeks after Easter Sunday. In the ascension of Christ to Heaven, He is surrounded by four angels and below are apostles and Virgin Mary. Virgin Mary here has the status of the bearer of God and the mother of Christ. She symbolizes the whole Christian community on earth.
That would be <span>Auguste Escoffier!</span>