Informative solving puzzle

Read the following information and answer the below question

1.  A,B, C, D, E  and F are six students in a 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 friends is shorter than A??

1) D, B, C only                       2) E, B, C only                3) B, C only                  4)F, B, C only

Watch this space for answer in a week.