My best guess would be, "B", "Grammatical conventions were much different then."
Answer:
https://quzizz.com/admin/quiz/5fa97102a124a4001c88e344/abuela-invents-the-zero
you could do this quz if you want? its about abuela invents the zero
Explanation:
hope this helps,
~mina
C. Simple. Black Lives Matter.
1.)By telling him what he means
2.)By informing him of a situation.
Hope this helps! :)