What is so important about the mona lisa

Explain briefly why it's to choose a chord progression before developing the harmony.

The major axis of earths orbit is 299,200,000 km, and the distance between the foci is 4,999,632km calculate the eccentricity of earths orbit. how does this value compare to the value noted in. the digging dipper?

Look at this image this is an example of an a, pfemba b, quipu c, bisj pole d, igbo figure