Hello there!
This would be an example of a(n) idiom.
Saying something "costs an arm and a leg" could mean something is very pricey, or exspensive.
Hope this helps!
~DL
answer:
... the man, he turned out to be a crazy serial killer.
When you think about words such as summer and friendship, usually you would have positive emotions relating to those words. Summer is the time when there's no school, and when you can spend a lot of time with your friends, which makes you happy. Thus, those words will create B. a positive mood.
Answer:
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Explanation:
We have no way of proving this hypothesis to be true.