| List-I (Term) | List-II (Coined by) |
|---|---|
| (A) Ecology | (I) Ernst Haeckel |
| (B) Pheromone | (II) Raymond C. Bushland |
| (C) Integrated control | (III) Karlson and Luscher |
| (D) Pest management | (IV) V. Stern |
In supervised digital image classification, the number of combinations to be evaluated to select three best bands out of five bands is _____________