__ is when the cumulative inflation rate over three years about 100% (Select the missing word below to complete the sentence) Hyperinflation Stagflation Mal-inflationary Revenue-inflation

## Step1: The term we're looking for refers to a drastic, rapid, and often uncontrollable escalation in the price level or inflation rate. ## Step2: "Hyperinflation" is when the inflation rate is exceptionally high and typically accelerating, often exceeding per year. ## Step3: On the other hand, ”Stagflation”, “Mal-inflationary” and ”Revenue-inflation” does not specifically define the situation where the inflation rate exceed .### Based on the definitions applicable to our problem, "Hyperinflation" best fits the description given in the question.