They can successfully germinate at the right time, which may be very short. If ABA was never inactivated, the seed would remain dormant, and it wouldn’t reproduce. Its traits would be lost, and it can be said to have very low fitness.
I would say B. All resources are limited and cannot meet all needs and wants hence the term first come first serve also timing and who has the most to obtain that resource at the given time.
i think it would be C the reason for this is being that the definition of a quota is a limit on trade,and the question is asking for a way to limit it. an embargo limits all trade between a country, and a tariff raises the tax on trade and why would you want to decrease the safety standards? these are my reasons for it being : C. A quota on imports and exports
hope this helps