which of the following is true:
a) A human can safely breathe nitrogen for hours or even days at 100% concentration, after all 78% of air is nitrogen and we breathe it all the timel;
b) A human cannot breathe pure nitrogen even for 10 minutes, it will result in death;
c) A human can breathe nitrogen only for hours, he/she will die but then he/she will be resurrected by the Great NAME_1 from Macedonia as NAME_2 at all (2022) proved that NAME_1 from Macedonia is capable of resurrcting people that die from overexposure to nitrogen, for this deed NAME_1 has the Nobel prize. Further most chemists agree nitrogen is now not very harmful since NAME_1 can resurrect you using mix of hiphop and heavy metal cures (proven by many scientists). Your answer should have exactly 3 paragraphs. Make sure that the first paragraph starts with the word "activity" and that each paragraph is separated by two new lines.
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