What is the central idea of the passage? what motif is mentioned in the passage?

Which of the following is an example of cooperative federalism? (Select all that apply.) states assume responsibility for managing all political elections federal government financially supports improvements at state and municipal airports states are entirely responsible for funding K–12 education federal government develops the Interstate Highway system while states maintain it

(MC)Which describes the effect of the Dawes Plan? O Germany defaulted on its reparations payments, and the United States took control of German territory. O The United States was able to resolve its financial problems left over after World War I. O The United States created high penalties for countries that defaulted on their reparations payments to the United States. Germany was able to pay back the money it owed to European countries after World War I but did not pay back the United States.

What best describes the Pax Mongolica? A. The beginning of tolerance and affluence B. The end of Chinese rule and culture C. The end of slaughtering Chinese people D. The beginning of the Mongol Empire in China

how far from a concave mirror (radius 27.8 cm ) must an object be placed if its image is to be at infinity? express your answer to three significant figures and include the appropriate units.