Which of these events happened in the 20th century? a)tutankhamen becomes the leader of egypt. b) bartholomew diaz lands on the cape of good hope. c)nelson mandela becomes the president of south africa. d) they pyramids are built along the nile river in egypt.

I believe the correct answer is: C) Nelson Mandela becomes the President of South Africa.

     The only event in this question that happened in (the end) 20th century is that Nelson Rolihlahla Mandela, a South African revolutionary, political leader, and philanthropist, became President of South Africa in 1994, and served as President to 1999.

     Tutankhamun ruled in Egypt from 1332 to 1323 BC, the pyramid were constructed from 2630 BC to 2611 BC and Bartolomeu Dias landed on the Cape of Good Home in 1488.

american political culture includes a plenty of focus views and preferences. not all westerns experience the same opinions, of course, but the large preponderance promises to these general ideas, including equality, justice, freedom, individualism, integrity, and difference.

the united states is a democratic republic. residents elect representatives to governmental, nation, and local administration; those deputies create the regulations that command u.s. community. although emptiness in u.s. law needs it, in usage, the administrative system is ruled by executive factions.