The first one is the answer
Answer:
B
Explanation:
NO2 is showing as 1 Nitrogen and 2 Oxygen, which is the formulate for Nitrogen Dioxide. Di, meaning 2.
Well I believe the answer to be D since Sparta was more about there militarily then they were about much else as in the 300 Spartans who fought in the story The 300 although in reality there where more then just the 300 Spartans there and then the citizens of Athens are the first in recorded history to have a democracy and much like the goddess who is named after it Athena they valued knowledge and ingenuity.
