Answer:
I believe your answer should be a.
Promotion could have multiple meanings.
For example, if you say "Mr. Knight got promoted (or got a promotion) from supervisor to manager". There promotion means "raise".
If a product is at promotion there promotion means advertising efforts.
It could also refer to a way to support a cause. For example: There's a campaing supporting healthy lifestyle promotion.
A.Traties is the answer probably.I had some hard thinking and came up with this.
Answer:
B
Explanation:
The Olympics brought people from all over the world that started to settle in.
(Brainliest?)