Match the reactions in Column1 with their characterstics in column 2

Explanation

A-r,s,u
B-p
C-t
D-q
E-u.
A-r s, `CHCl_2` +`HNO_3` to` O_2N`-`"CC"l_3`
(Chloropicrin is used as tear gas and also as an insecticide)
B-p,
C-t, Preparation of D.D.T.
D-q, Borodin-Hunsdiecker reaction.
E-u, Used as weeping gas..