[1] "b" to teach the Bible
[2] "a"simple and stylised silhouettes
[3] "c"nearly all the eyes are looking in
direct line to the figure of Christ
[4] "b"perspective
[5] "b" represent characters of the Bible
[6] "b"Middle Ages and Renaissance
[7] "a" in Italy
[8] "c" on wet or moist plaster
[9] "b"5th century
[10] "b"tridimensional