human
Question: Stagflation occurs when
A: the price level rises for two consecutive quarters
B: the price level rises and output falls
C: the price level stays the same and output increases
D: the price level stays the same and output decreases
Please eliminate two incorrect options first, then think it step by step and choose the most proper one option.
gpt
--- Reasoning ---
1. Is the question multiple-choice question?
Yes

--- Answer ---
grounded