The first jewish colonists who arrived in the new world were primarily of descent

The correct answer is - Dutch.

The first Jews to settle in the Americas were primarily of Dutch descent. The first Jews that migrated into the New World were usually individual settlers and not as a group. The first recorded Jew to set on foot on American soil was Joachim Gans in 1584. Some of the other initial Jewish settlers are Elias Legarde, Solomon Franco, Solomon Pietersen... All of them were Sephardic Jews.

the difference is that white collar worker performs skills like worker as a scientist or well blue collars do physical work and they do services like being a cook.

the geography of greece

led to limited interactions with other cultures in the mediterranean

was rich in natural resources and led to repeated invasions from the macedonians

encouraged greater contact with peoples on the southern and eastern mediterranean coasts

caused the greeks to eventually relocate eastward under alexander the great