56. Which country is the largest producer of iron ore in the world?
A) China
B) Australia
C) Brazil
D) India
57. Which country is the largest producer of nickel in the world?
A) Russia
B) Canada
C) Indonesia
D) Australia
58. Which country is the largest producer of lead in the world?
A) China
B) United States
C) Australia
D) India
59. Which country is the largest producer of tin in the world?
A) China
B) Indonesia
C) Brazil
D) Peru
60. Which country is the largest producer of bauxite in the world?
A) Australia
B) China
C) Brazil
D) Guinea