In each of the questions below some statements are given followed by two conclusions. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.

Statements:
Only dell is step.
Some dell is level.
All level is device.
Conclusion:
I. All step can be level
II. Some device is not dell

Correct Answer: If neither conclusion I nor II follows.

Let us analyze the given statements step-by-step using syllogism rules and logical reasoning:

Statements Analysis:
1. "Only dell is step."
This statement is an "Only" type statement. In logic, "Only A is B" translates to "All B is A", with the special condition that B (step) cannot belong to or interact with any other entity except A (dell).
Therefore, "Only dell is step" means:
- All step is dell.
- step has an exclusive relationship with dell, which means step can NEVER be any other category (like level or device).

2. "Some dell is level."
This means there is an intersection/overlap between the category of dell and the category of level.

3. "All level is device."
This means the entire set of level is contained within device.

Evaluating Conclusion I:
"All step can be level"
From statement 1, since "Only dell is step", step is strictly confined to dell and cannot have any relationship or overlap with any other element outside dell. Thus, step can NEVER be level. Therefore, this possibility is false.
Hence, Conclusion I does not follow.

Evaluating Conclusion II:
"Some device is not dell"
While it is possible that there are some devices outside dell, it is not definite or definite logic based strictly on the given premises (it is possible that all devices are inside dell while satisfying all statements). Since a conclusion must be strictly definite unless stated as a possibility, we cannot guarantee that "Some device is not dell" is definitely true.
Hence, Conclusion II does not follow.

Conclusion:
Since neither Conclusion I nor Conclusion II logically follows from the given statements, the correct option is If neither conclusion I nor II follows.