(a)
| Serial number | MET (M1) | MAT (M2) | MS (M3) | MIS (M4) | MC (M5) |
|---|---|---|---|---|---|
| 1 | M1A | M2A | M3A | M4A | M5A |
| 2 | M1B | M2B | M3B | M4B | M5B |
| 3 | M1C | M2C | M3C | M4C | M5C |
| 4 | M1D | M2D | M3D | M4D | M6D |
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