Which elements represent obstacles for successful democracies? Select all that apply.
parliamentary debate and negotiation
corruption
coalitions
war and violence

Based on the trends shown in this chart, which of the following predictions best tell about the u. s. population in 2020? (3 points) i. more than half of the u. s. population will live near an interstate highway. ii. less than one-quarter of the u. s. population will live in urban areas. iii. more than half of the u. s. population will live in suburban areas. i only iii only i and iii only ii and iii only i, ii, and iii