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Why are nongovernmental organizations important? check all that applya. they are private institutions that aid the work of government.b. they often fill in gaps between government-funded services. c. they are private institutions that attack government policyd. they citizens by acting as watch dogs over elected officials

The european union was formally established in

Concealer circle oh in which arc xy measures 16 pi centimeters the length of the radius of the circle is 32 cm what is the circumference of the circle