Read the following excerpt from a US court opinion:
```
We certify direct conflict with Richardson v.
```
What is the most suitable continuation to the opinion? Your options are:
A. holding that probation is not a sentence
B. holding that minnesota stay of imposition is sentence for purposes of federal sentencing guidelines even if no term of probation was imposed
C. holding that it is sufficient grounds to revoke a probation if only one condition of the probation is broken
D. holding that probation does not constitute a sentence
E. holding that probation is a sentence for habitualization purposes
Reply with [A, B, C, D, E] only.