I'd say look at photos of them from a front, and sideways view :)
1:Violin
2:Viola
3:Cello
4:Double bass
Answer:
what did Cleisthenes do in 510 BCE how was Greek society in Athens changing at this time
Explanation:
A system called Khipus to record statistical info c:
One technique is that the front objects are larger and lower than than the background
