Hey there!
The answer is C
Hope this helps you!
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Answer:
Diffusion is net movement of anything from a region of higher concentration to a region of lower concentration. Diffusion is driven by a gradient in concentration. The concept of diffusion is widely used in many fields, including physics, chemistry, biology, sociology, economics, and finance.
Explanation:
Answer: The answer is A
Explanation: I took that test already
Really? You cant figure this one out?
Its A. straight hairline
This would be called the battery. Hope this helps.