निम्नलिखित में से किसे अच्छी मुद्रा का मूल आवश्यक गुण या कार्य नहीं माना जाता है?

Match the following categories of functions and features of money in List I with their correct examples in List II: List I i. Primary functions ii. Secondary functions iii. Evils of money iv. Contingent functions List II a. Distribution of national income b. Measure of value c. Store of value d. Instability of value