Answer:
B will Be Your Best Choice Have a nice day
I’m confused but I will answer that small snippet of a question, and it is that nobody knows how many black holes are in space but scientist have estimated that there are 10 million to a billion black holes
First, volcanic eruptions produce major quantities of carbon dioxide (CO2), a gas known to contribute to the greenhouse effect. ... The small ash particles decrease the amount of sunlight reaching the surface of the earth and lower average global temperatures.