Question

choose the correct answer
What is known as the backbone of Modern Industry?
(1) Gold
(0) Coal
(iii) Textiles
(iv) Steel​

Answer 1

Answer :-

I think it's (iv) Steel

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Answer 2

it's iv steel

Explanation:

Steel is called the backbone of the modern industry because almost everything we use is either made of steel or has been made with machinery or tools made out of steel.