Match List I (Flow/Wave) with List II (Dimensionless Number) and select the correct answer:
List I
A. Capillary waves in channel
B. Testing of aerofoils
C. Flow around bridge piers
D. Turbulent flow through pipes
List II
1. Reynolds number
2. Froud number
3. Weber number
4. Euler number
5. Mach number
A B C D
a. 5 4 3 2
b. 3 5 4 1
c. 5 4 2 1
d. 3 5 2 1