Jj2112a | Thu, 20 Feb 2014
very simple and clear explanations
Wendichamberlain | Sun, 16 Feb 2014
Excellent
Johnemc | Sun, 16 Feb 2014
Very clear answer. Excellent explanation. I was glad to have had his advice.
Anonymous | Tue, 11 Feb 2014
Thank you Doctor Dadapeer. Your explanation was very good.
Esk.1 | Mon, 10 Feb 2014
Good
Pradeep | Fri, 7 Feb 2014
Very Good
Rrdutt231 | Sat, 1 Feb 2014
Excellent
Sudeepta | Tue, 28 Jan 2014
Excellent
Anonymous | Sun, 26 Jan 2014
Good
Grannytyler | Sun, 26 Jan 2014
Fast to reply.gave lots of information.very helpful.