I dont know pls but I am a kid and I am not a fan of british eas but I am not sure if you can get a girl from a girl or wut you are saying that you are not going to be a part of the world but you can 5also it launched the first of a number one do not
A spectroscope
Explanation:
The color of the light emitted by her flashlight can best be studied using a spectroscope.
Spectroscope is an instrument used to observe the light emitted by a substance.
Just like a prism, it splits up light using its different wavelengths.
The light entering the scope is split into its different component parts.
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The answer would be the second choice, "Central Nervous System"