Put the levels of organization of an ecosystem in order from smallest (1) to largest (4).

Which of these international trade concepts results in specialization and trade increases in total world output? a) absolute advantage b) balance of payments c) absolute advantage d) international tariffs

Cricket team of india australia and pakistan participant in 20-20 match . find the probability that india wins .

Why has there been such a large increase in theft and other crimes in the u.s