Can some one help thanks

Iwill be giving 15 points to whoever answers the concept of checks and balances means that each branch of governmenta. has its own powers and responsibilitiesb. is clearly described in articles of the constitutionc. has the ability to correct the other branches in case of an errord. is set up so that in case of constitutional crisis, the governement will continue to operate

How does the u. s. constitutional republic compare to authoritarian forms of government

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