Passage: 'Dendrochronology, or tree-ring dating, is the scientific method of dating environmental events and archaeological wooden artifacts by analyzing annual growth rings. Because tree ring width varies systematically in response to regional climatic conditions such as rainfall and temperature, overlapping patterns from living trees and ancient timber allow scientists to construct continuous chronological records spanning thousands of years.' How do scientists construct continuous records spanning thousands of years?
Answer and explanation
Correct answer: A. By matching overlapping ring patterns from living trees and ancient timber
The text states: 'overlapping patterns from living trees and ancient timber allow scientists to construct continuous chronological records'.
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