Answer:
The correct answer should be "It is not always stated overtly and is understood only by reading the whole poem".
This is correct because the theme usually does not change itself, but there can be multiple themes analyzed. It is rarely stated overtly and requires some analysis and understanding so as to find it.
Explanation:
Here are the following ways to represent the amount one tenths in four ways.
1/10
.10
1:10
1 to 10