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 ?
Options
(a)1 only
(b)2 and 3 only
(c)1 and 3 only
(d)1, 2 and 3
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