How do I change Bootstrap 3 div column order

Question

doing my 1st responsive design and is something like this possible in bootstrap 3. Change this on lg:

[a] [     ]
[b] [  c  ]
    [     ]

to th

Answer 1

You can use two div. One is for first type of arrangements and other is for second type of arrangements. The first is only shown in lg and and last one is only in sm.