Directions: Study the following information carefully and answer the questions given below: Six boxes i.e., B, Q, R, S, T and W are arranged one above the other but not necessarily in the same order. Three boxes are placed between box R and box S. Box Q is placed just above the box B. More than two boxes are placed below the box R. Box T is placed two places above the box Q. B, Q, R, S, T W R S Q, B R T, Q

Six boxes i.e., B, Q, R, S, T and W are arranged one above the other but not necessarily in the same order. Three boxes are placed between box R and box S. Box Q is placed just above the box B. More than two boxes are placed below the box R. Box T is placed two places above the box Q.

If all the boxes are arranged in alphabetical order from top to bottom then how many boxes remain unchanged?