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3 Questions
1
What waste material can be used in construction and outperforms concrete?
A.
Glass
B.
Plastic
C.
Compost
2
What is the population of South Africa?
A.
59,956,820
B.
16,832,900
C.
5,633
3
By what year are projections expecting Africa to have three of the largest cities?
A.
2100
B.
2050
C.
2130
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