Answer:
C) small part of household wealth, and so the interest-rate effect is small.
Explanation:
During 2011 the per capita holdings of US dollars amount to only $2950, compared to the GDP per capita of $49,794 it is not a significant amount. Some government agencies estimate that nearly 2/3 of all $100 bills are held in foreign countries.
The decrease in money holdings can be attributed to an increase in the use of banking services, especially an increase in the use of debit cards, but also credit cards and checks.