Defense (trophy) base plan TH 4 - Clash of Clans - (Variant 42)

Base plan for trophies collection in TH 4, variant 42
Efficient base plan (layout / design) variant for defense (to collect trophies) Town Hall 4 / TH 4.

Leave your comments; assess the base plan of Clash of Clans.
In the comments, you can leave a link to your variant of base plan, if we consider it as effective one the plan will be published on the website.