Rank the following U.S. financial instruments in terms of their safety and liquidity:
a. U.S. T-bills
b. Large negotiable CDs
c. Mortgages
d. Government (Federal) Bonds
e. Munis
f. Commerical paper
g. Eurobond
Support your answer with current data on trading volume, variation in the market price and interest rate. (Hint: Get online to find relevant data and determine which type of data (out of three) is relevant to safety and liquidity of that asset)