Answer:
Barrel Vault
Explanation:
The other vaults look different and a barrel vault is the closest one that matches.
Its said to have an harmonious balance.
My interpretation of this is that the author was hoping for something futile - they 'grew a flower' (put effort or hopes toward) that can't be bloomed (is pointless or futile, will not produce anything) that can't come true (their effort/hope is just a hopeful dream). Basically, the author hoped for something that was not possible.
Hi there!
The answer is D.
As in "realistically proportioned", it means if you were to stand in a position next to the object or person, it would be how you see things. In this case, the answer would be at the foot level of a person.
Hope this helps!