| Which of the following statements is/are correct? |
| (1) Minerals have a definite chemical formula |
| (2) Ores are the economic concentration of minerals |
| (3) All ores are minerals |
| (4) All minerals are ores |
A) 1 and 2 only
B) 1, 2 and 3 only
C) 2 and 3 only
D) 2, 3 and 4 only
Correct Answer: B
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