Use the graph to answer the question.
900
800
700
600
500
STEEL
CONSUMPTION
MILLIONS
POPULATION
300
200
100
0
1700
1800
1900
2000
YEAR
What led to the increase in steel consumption seen on the graph?
(1 point)
• More people started mining steel that are sold outside of the country.
• Steel consumption increased when more people started to use computers.
• More building construction is needed to provide for the needs of people.
• Fossil fuels that became popular depends on steel production.