Match the List-I (tool/instrument) with List-II (method of surveying) and select the correct answer using the codes given in lists:
List - I List - II
(Tool/instrument) (Method of surveying)
A. Alidade 1. Chain surveying
B. Arrow 2. Levelling
C. Bubble tube 3. Plane table surveying
D. Stadia hair 4. Theodolite surveying
A B C D