Population in Transition

The population of the world reached one billion for the first time in

A: 1804

B: 1850

C: 1704

D: 1750

Lifelines:

Question 15 $1000000

Question 14 $500000

Question 13 $250000

Question 12 $125000

Question 11 $64000

Question 10 $32000

Question 9 $16000

Question 8 $8000

Question 7 $4000

Question 6 $2000

Question 5 $1000

Question 4 $500

Question 3 $300

Question 2 $200

Question 1 $100

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