The answer is going to be d. hope that helped
Answer:
Apartheid was used by South Africa. Apartheid was a political system that was active ruing the time when the white minority ruled the country. It focused primarily on the skin color of people and discriminated non-whites. It ended in the early 1990s. Segregation existed in South Africa for a long time before the 20th century but with apartheid it became institutionalized.
Answer:
50
Explanation:
abc has to be 110
triangle angles add to 180
110+20=130
180-130=50
Answer:
Astatine and chlorine are halogens only
Nitrogen and sulphur are non metals only
Krypton (Kr) is noble gas only