Answer:
b it states the main idea that is what I got told
It is A say it out loud, "our tour of the museums was very interesting"
"tour" is the subject, not "museums" "was" is the verb, the writer of the scentence is looking back, making "was" a verb, Hope this helped, God Bless!
Inviting and familiar, is what I would say. It's an odd question with odd answers.
I would say the answer is specific
Europeans turned to Africa as a source of enslaved persons because they were used to the heat, they knew how to farm, and they were immune to European diseases.