Match List I (Quality control concepts) with List II (Quality control techniques) and select the correct answer using the codes given below the lists:
List I
(A) Tightened and reduced inspection
(B) Lot tolerance percent defective
(C) Poisson distribution
(D) Normal distribution
List II
1. Dodge Romig tables
2. Control chart for variables
3. MIL standards
4. Control chart for number of nonconformities
Codes;
A B C D
(a) 2 1 4 3
(b) 3 4 1 2
(c) 2 4 1 3
(d) 3 1 4 2