Critical Reasoning: Identifying the Question Type

To which Critical Reasoning question type does the following question stem belong?

"Which of the following indicates a flaw in the reasoning above?"

Conclusion Weakening question stems mention the argument's conclusion and include the word weaken or a synonym of weaken - undermine, cast doubt, or call into question. This question is about the argument's reasoning rather than its conclusion.

Excellent!

Assumption questions do not include the word flaw. 

Paradox questions usually include the word paradox, reconcile or discrepancy.