The question asks for the location of Jaffna in a rough outline map of northern Sri Lanka. The options provided refer to specific points marked on the said map. Each option corresponds to a different point.

Option 1 suggests Jaffna is located at point `A`.

Option 2 indicates it`s at point `B`.

Option 3 proposes the location at point `C`,

and finally, Option 4 claims that Jaffna is at point `D`.

The correct answer provided is Option 4, which means that Jaffna is located in the spot labelled as `D` on the outline map of northern Sri Lanka. Without viewing the map, we can`t confirm the correctness of the answer. The answer`s accuracy depends on whether `D` correctly marks Jaffna`s geographic position on the provided map.