"background radiation" because if looked at right it can show u how old it is and since the big bang caused and enormous amount of light to come off it left a lot of radiator behind.
hope this is the correct answer.
tbh i haven't studied much about this so i had a little help
-harley
Answer: C) Texas and California needed U.S. military aid to gain independence from Mexico.
Explanation: I just searched it up
Answer:
the answer is A. all of these options
