Answer:
STOCKS
Step-by-step explanation:
US government bond is a government security, therefore the government print more money to pay those who invest in it.
In addition bondholders are creditors of a corporation.
Stockholders, are part owners of a company. In case of bankruptcy, bondholders are given priority.
Savings accounts are protected by the Federal Deposit Insurance Corporation (FDIC) provisions.
Money market accounts are a safe investment because they are insured by the FDIC.
Therefore the investment option that has the highest risk is stocks.