In a population where theres less cleaning and more polution.
Keep in mind Conservatives believe in traditional and strict government, and the literal interpretations of the constitution and declaration of independence. They are not progressive and open minded, by all means they are incredibly closed minded and resist change in government completely.
So the answer that makes the most sense would be (B)
Answer:
They aged over time. They got older and changed a lot, they got lots of rings. Age changed them by changing the way the logs burned and etc.
Explanation: