A $90-$day T$-$bill is quoted at a discount yield of $4\mathrm{.}3\%$ and a repurchase agreement is quoted at an add$-$on rate of $4\mathrm{.}3\%.$ Both securities have the same risk, par value of $$100,000$ and $30/360$ day count convention. You want to invest in one of these securities$.$ Which one would you pick and why?