B. by a charter hope this helps good luck
<span>In contrast to Piaget, Vygotsky emphasized the role of </span>social interactions during development. He believed that Piaget's findings were inconclusive because the children he worked with were mostly rich white Swiss kids.
Answer:
health problems (heart disease, lung cancer, and respiratory diseases such as emphysema)
kills plants and animals
poisons soils and waterways
global warming
climate change
acid rain
smog effect