Answer:
Pesticides are selected based on the target species, growth stage, and enviromental conditions prevalent in a region.
Step-by-step explanation:
Knowing environmental conditions in a region when using a pesticide could prevent health risks to every type of living beings that abide there. Occupational exposure and pesticide residues in food and drinking water could be risky due to pesticide toxicity, the weather conditions, the adsorption on soil, among others.