Which of the following is not listed as an option for saving Social Security?

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A. Limiting COLAs to the TRUE increases in the cost of living
B Introducing means tests to deny benefits to high income retirees
C Invest the Social Security trust fund in the private stock market
D allow works to invest part of their Social Security tax into an IRA
E Transferring money from military spending to the Social Security trust fund
obviously there's an answer if this is from an AP government class