Short-term interest rate futures with active trading in the global futures market include: 3-month Eurodollar futures of Chicago Mercantile Exchange, 3-month Eurointerbank offered rate futures of NYEuronext Group London International Financial Exchange, 3-month GBP interest rate futures, Brazilian Stock Exchange 1 day interbank offered rate futures and 28-day interbank offered rate futures of Mexican Derivatives Exchange. So options a, b, c and d are all correct.