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Whichofthefollowingarewithdrawalsfromthecircularflowofincome?1Governmentspending2Exports3Taxation4Savings

题型:单选题
选项
A. 1 and 2 only
B. 1, 2 and 3
C. 2, 3 and 4
D. 3 and 4 only
正确答案: