Match the articles in column I with those in column II.

Matrix:

Column I

Column II
(a)
Surgical instruments
(i)
Plastic
(b)
Newspaper
(ii)
Steel
(c)
Electrical switches
(iii)
Animal product
(d)
Wool
(iv)
Plant product

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a-ii, b-iv, c-i, d-iii

a-iii, b-iv, c-ii, d-i

a-i, b-ii, c-iii, d-iv

a-iv, b-i, c-ii, d-iii

answer is A.

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Detailed Solution

The various objects we encounter around us are made of various materials. Materials are classified into two types: metals and nonmetals. Metals are materials that have properties such as sonorous, lustre, and good conductivity of electricity and heat. Iron, aluminum, copper, and gold are examples of metals. For example, surgical instruments are made up of steel, the newspaper is made up of plant products, electrical switches are made up of plastics and wool is an animal product.

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