What transports food made in the leaves to growing parts of the plant

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

Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.

The press is free to say whatever they want about whomever they want, regardless of whether they know it’s true. true false