Question

Which of these objects served as a form of money initially before the introduction of paper currency?

1. Obsidian
2. Iron
3. Cloth
4. Copper
5. Silver

पर्याय

• 1, 2, 3 and 4 

• 2, 3, 4 

• 1, 4 and 5

• 2, 3 and 5

Answer 1

1, 4 and 5