the answer is C. It allows citizens to submit anonymous tips to the police.
Answer: wavelength !!
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Answer:When white light strikes an object, each individual frequency of light is transmitted, reflected, or absorbed, depending on the properties of the surface molecules. If all frequencies are absorbed by the object, then it appears black. If all frequencies are reflected, then it appears white.
Explanation:
Answer:
Elements that are made from only one type of atom
Explanation: