It means round and thin which is what a circle is
A. Metaphor
B. Idiom
C. Adage
"although the sun was shining, it wasn't that warm" is the correct answer because it contains a main clause (it wasn't that warm) and a prepositional phrase (although the sun was shining,). Hope this helps :)
Answer:
My dolls are kept on the shelves.
Explanation:
Doll - Dolls
Is- Are
Shelf - Shelves