The task is to fill in the blanks with the most appropriate word from the provided list: 'arrived', 'respected', 'farmed', 'pull', 'looked after', 'protected'.
The most suitable word here is 'farmed', as it relates to cultivating the land.
Answer: farmed
The word 'protected' best fits the context of defending the tribe.
Answer: protected
'Looked after' implies care and preservation, which fits the context of respecting the environment.
Answer: looked after
Dogs are used to 'pull' sleds.
Answer: pull
In the context of housework, 'looked after' can also apply to children, implying care and supervision.
Answer: looked after
The word 'arrived' is the most logical fit for Europeans coming to a new continent.
Answer: arrived