Asimple diagram that represents the consumptionof orginidsms in an ecosystem

What is the main idea of this excerpt? 1.1.3

How has u.s. participation in international economic development efforts affected other countries? o a. it has made some countries decide they no longer want close ties with the united states. b. it has ended diplomatic ties with countries that refuse to participate. c. it has raised money to poor nations grow their economies. d. it has caused the united states to intervene militarily to stop human rights abuses.

Explain why american modernist writers might have perceived the world as chaotic in the early part of the 20th century. should be at least 250 words.