27. Which 01' the TOIIOWihg is true about the Federal Reserve? (A) It has always paid interest on reserves. (B) It has never paid interest on reserves. (C) It ceased paying interest on reserves in 2008. (D) It started paying interest on reserves in 2008. 28. The ECB's deposit rate (the interest rate it pays to banks for having money deposited with the central bank) (A) Is usually higher than the main refinancing rate. (B) Has been negative since 2014. (C) Has been cut repeatedly and is currently zero. (D) Has been negative since 2008. 29. In a \"corridor\" system of monetary policy, which of the following is true? (A) The interest rate paid on central bank reserves tends to be higher than both money market rates and the central bank's lending facility rate. (B) The interest rate paid on central bank reserves tends to be lower than money market rates and the central bank's lending facility rate tends to be higher. (C) Money market rates tend to be lower than both the interest rate paid on central bank reserves and the central bank lending facility rate. (D) Money market rates tend to be higher than both the interest rate paid on central bank recs-rum: and the central bank handingr fanilitv rate