This is the largest clock in the world, _____ the minute hand is six meters long.
A.whereB.of whichC.whoseD.which在线课程B
考查定语从句。句中先行词为the world，在定语从句中作of的宾语，故选B。句意：这是世界上最大的钟，它的秒针有6米长。