Answer:
It led to the creation of the concept of zero.
Explanation:
The first recorded used of zero as a concept was found in 628 CE from the Writing of Indian mathematicians named Brahmagupta.
The modern computer technology wouldn't be finished without understanding the concept of zero popularized by Brahmagupta . The computer system was written in a binary number system which only use the combination of the number 1 and 0
Back then, the answer would be A. But, if this was a MODERN question, the answer would be D.
This is the answer I found it online for you if you need anything answer I would just look it up it really does help :)
Tariff is the correct answer
I think it was because there were too many immigrants coming in and taking our jobs, and American decided figure out what was an actual American, (so like the first settlers), and the immigrants weren't
"American" I actually think they limited china on how many people could come into the US and then after so many people came they cut them off, and then the Chinese who wanted to come to America would have to wait until next year. But then they considered that un American I guess unconstitonal is the word and then undid that law. I hope this helps.