Click Natural Selection. Why did the trees change from being light and covered by lichens to dark and bare?(1 point)
Responses
The industrial revolution began, causing factories to burn coal.
The industrial revolution began, causing factories to burn coal.
Dark smoke filled the air and covered the trees.
Dark smoke filled the air and covered the trees.
Both answers above are correct.
Both answers above are correct.
None of the above answers are correct.
1 answer
Both answers above are correct.