Recently, there has been a concern over the short supply of a group of elements called 'rare earth
    metals'. Why?
    • 1. China, which is the largest producer of these elements, has imposed some restrictions on their export.
    • 2. Other than China, Australia, Canada and Chile, these elements are not found in any country.
    • 3. Rare earth metals are essential for the manufacture of various kinds of electronic items and there is a growing demand for these elements.
    Which of the statements given above is/are correct?

  • 1 only
  • 2 and 3 only
  • 1 and 3 only
  • 1, 2 and 3

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Recently, there has been a concern over the short supply of a group of elements called 'rare earth
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