Six boxes, labelled A, B, C, D, E and F, are arranged vertically from top to bottom. The top position is considered as the 1st position, whereas the bottom position is the last position. Box F is placed immediately above box E. There are three boxes between A and
B. Box A is above box
B. There is one box between E and
D. There are three boxes between E and
C. Box E is placed at the second-last position. Which of the following boxes is placed immediately above box D?