The most abundant gas in the atmosphere is nitrogen
Where and Why, it’s one of the fundamentals of geography unlike historians who want to know when and where.
He states that it was caused by rats,
He states that it caused reckless behavior
He state that it spread from the Middle East
He states that people did not avoid the sick
The correct answer is he states it spread from the Middle East
I hope that helped
It’s (b) sorry for answering late
The answer is B: international travel