Inflation is measured by which of the following: I. the consumer price index (CPI), II. the GDP deflator, III. the current account, IV. depreciation?

1. A Option A: I and II only
2. B Option B: I only
3. C Option C: I, II and III only
4. D Option D: All of I, II, III and IV

Answer checked 11 October 2026 · How we write and check questions