instruction:
Classify the input text into either disfluent questions or proper questions. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.
question:
The principles of succession are presence no dependent on what thought?
answer:
disfluent

question:
How do other researchers believe Porifera evolved and developed its neural cells?
answer:
proper

question:
How does the flow of magma change?
answer:
proper