Read the following points and answer thequestions below
1. A, B, C, D, E and F are six students in class.
2. B and C are shorter than F but heavier than A.
3. D is heavier than B and taller than C.
4. E is shorter than D but taller than F.
5. F is heavier than D.
6. A is shorter than E but taller than F.
Which of the following group of students shorter than A?
? EDF? ???? FBC? BFE?