Which is a true statement of certificates of deposit (cds)?

the depositor can withdraw money from the account anytime.
cds earn less money than a traditional savings account.
a savings note is issued for a set period of time.
cds are considered an aggressive investment.

In 1948, the president of the united states earned a salary of $75,000. in 2000, the president earned a salary of $400,000. knowing that the cpi for 1948 is 24.1 and the cpi for 2000 is 172.2, convert the 1948 salary to constant 2000 dollars. when comparing constant dollar amounts, whose salary was worth more--harry truman, president in 1948, or bill clinton, president in 2000