Match List I (Device) with List II (Use) and select the correct answer:
List I List II
A. Pitot tube 1. Boundary shear stress
B. Preston tube 2. Turbulent velocity fluctuations
C. Flow Nozzle 3. The total head
D. Hot wire anemometer 4. Flow rate
A B C D
(a) 4 2 3 1
(b) 3 1 4 2
(c) 4 1 3 2
(d) 3 2 4 1