The correct answer for the question that is being presented above is this one: "oxygen became available from cyanobacteria." About 1.2 billion years ago, eukaryotic and multicelled organisms evolved because oxygen became available from cyanobacteria.
I think its "b" but im not sure
Answer:
Given option
Delhi
capetown
Sydney
Mexico
Answer is Delhi
Explanation:
Aircraft enrout Jakarta from London usually stop in Delhi
Answer:
que estuda os astros são os astronomos
Explanation:
B; As far as the relation between humans and the environment, it is obvious how much they relied on it. Not only as a food source, but for economic growth and sustainability as well. The other answers make valid points but in the context of this question, the only one that even mentions the relation is B.