D-C= 1

E-B=2

B-F=7

D-F=2

It can be found that f is the shortest, that is, F= 159.

That is, B= 166.

D= 16 1

E= 168

A= 177

C= 160

So a is the highest, and a is 177CM.

The arrangement is as follows: A E B D C F