Protection and security are necessary for a country why?

Plz 20 ! in a citizens elect the president as head of government separately from the legislature? a: parliamentary democracy b: communist state c: presidential democracy d: autocratic state

In the spring of 1989, thousands of protesters gathered in tiananmen square in beijing, china. they rallied around a plaster statue that resembled the statue of liberty which they called “the goddess of democracy.” these protestors were seeking a) united states assistance in gaining better health care. b) economic reforms which would allow more chinese exports. c) the boycott of the future olympic games scheduled for beijing. d) political reforms to allow more freedom of speech and political representation.

Awoman was found strangled in the basement of her home where she lived with her husband. the crime scene was processed and investigators left. the next day, the medical examiner reported that a scalloped, woven belt was used to strangle the victim. the police asked the husband to search the house again to look for such a belt and he agreed. a belt was found that matched marks on the victim. the man was arrested. his attorney made a motion that the belt be excluded from the evidence as he contended that the search was not legal. which statement is true? a. the belt should be excluded because the search was not legal. the police did not obtain a search warrant, as needed according to the fourth amendment to the u.s. constitution. b. the belt is admissible because the man gave his consent to the second search. c. the belt should be excluded because the search was not legal. the police did not obtain a search warrant, as need according to michigan v. tyler. d. the belt is admissible as evidence, according to mincey v. arizona.