The GDP of Ritzland during a particular year was $120,000. If the expenditure on investment was $16,000, the expenditure incurred by the government was $35,000, the value of exports was $10,000, and the value of imports was $22,000, then the expenditure on consumption was
a. $37.500
b. $19.000
c. $81.000
d. $44,000