Imagine that you are in charge of finance at a corporation and you have $$1$ million of cash available today that you need for an upcoming project that will start in exactly one year. You have the following investments available to you: $($annualized yields in parenthesis$)$: T$-$bills: $3\mathrm{.}2\%$; Commercial paper: $3\mathrm{.}4\%$; T$-$bonds $4\%.$ What do you do$?$