A- Many ethnic groups lived in the artic regions
I think you should go with the last one. It's not biased and it's informative.
I don't know who you will choose or their relationship with you, so here's a template to follow:
Dear [insert name],
Thank you for being kind this year. I remember the time when [insert a memory of when they were kind to someone]. That was very much appreciated. Being kind is very important in life, so keep it up!
Answer:
its b
Explanation:
the dirt has a curved shape.