What is an example of acculturation and assimilation in the movie my big fat greek wedding?

Answer is in the file below

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When she was in grade school, Toula took Greek food to lunch, and lamented the fact that she couldn't relate to the blond girls her age. ... In the end, Ian leaves some of his own cultural background behind in order to be accepted by Toula's family (Brooks & Zwick). This movie exemplified assimilation in both directions.

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.