I think the answer your looking for is B
Answer:
The answer is the third one, the brands being tested
Explanation:
Answer:
When stargazers go outside at night to look at the sky, they see the light from distant stars, planets, and galaxies. Light is crucial to astronomical discovery. Whether it's from stars or other bright objects, light is something astronomers use all the time. Human eyes "see" (technically, they "detect") visible light.
I’m not 100% sure but I think it’s C
Answer:
aplha particle is the answer