In an ecosystem, there are two color vaneties within a species of toads: brown and green. Over 50 years, the proportion of the population that is green Increases from 20% to 50%. Which statement is the most likely to explain this change? (1 point)
O Pollution caused a decrease in the proportion of brown toads.
The environment changed such that green loads can blend into their surroundings better.
The environment changed such that loads that can jump higher into the trees to survive better.
O A disease caused a decrease in the proportion of brown toads.