A key signature of E flat major should have how many flat signs appear in the key signature? A. 4
B. 2
C. 1
D. 5

It’s 3

I just know

He developed the concept of linear perspective, and he had the ability to solve architectural problems using mathematics.

Hi,is this statement true or false?   descendants of the inca and maya use modern techniques rather than keeping their ancient culture alive by making weavings based on traditional weavings.-false the mayans and incas both continue traditional methods as well as modern.