The correct answer is B. pollution.
B. Mainly humid-continental with cool summers.
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A. C2H6 I am positive it’s a
Answer: doctor may be able to determine the cause by listening to your medical history and doing a physical exam. If necessary, they also can order a blood or urine test to help confirm a diagnosis, or a "culture test" of tissue to identify bacteria or viruses.
Explanation:
Answer:
James Watson and Francis Crick were the first to discover the structure of DNA in the 1950s
