South Africa is considered an LEDC due to factors such as: High rate of illiteracy, Large amounts of rural poverty, one of the highest rates of HIV, High crime rate, 80% of the wealth is in the hands of the top 20% of the population.
Cities such as Geneva, Switzerland; Brussels, Belgium; and Washington, DC, are considered global cities primarily due to their influence in world government
A radioactive microwave background.
I think the answer is c I hope this helps