In the context of mine planning, match the following:
| Technique/ ALgorithm | Preffered Applications |
|---|---|
| P. Lerchs-Grossman algorithm | 1. Ultimate pit limit |
| Q. Kriging | 2. Cut-off grade optimization |
| R. Lane’s theory | 3. Mine life |
| S. Taylor's rule | 4. Reserve estimation |
P-4,Q-3,R-2,S-1
P-1,Q-2,R-3,S-4
P-1,Q-4,R-2,S-3
P-3,Q-2, R-4, S-1
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