Which group belongs in the shaded area of the diagram?

I couldn't get the diagram up so it had the social classes and was split in three parts the top was the king the center was the shaded area and the bottom was peasants.

a
lords
b
soldiers
c
farmers
d
servants

sir frederic attributed inaccuracies to schemas. memory reconstruction is one part actual events and one part personal schema, which can result in inaccuracies when memories are reconstructed.

'migration rates' are measurements of how many people entering or leaving a country. and if more people are leaving, this could cause a population to change.