Always start with a capital letter. End with a period. Never start with (and, because).
Answer: honestly it’s based off of opinion and if you think it’s good art then it is.
Explanation:
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.
The answer that you are looking for is letter A.