Each of the following is an example of commodity currency except:
a. cattle
b. cacao beans
c. precious coins
d. savings bonds

Savings bonds would be the answer

Option D. Savings Bonds is the correct answer to this question.

Explanation:

Savings bonds are issued by the government of the united states to help control the economy.Savings bonds are considered to be the lowest risk way to make money because as long as there is the involvement of the united states government, you can turn in the Saving bond.Associations, individuals, corporations and private and public organizations can own paper Savings bonds.

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