Question

1 Which is the metal that pollutes the air of a big city?
a) Lead.
b) Copper.
c) Chromium.
d) Cadmium.

Answer 1

A) Lead Is The Correct Answer For The Above Question.

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Answer 2

Hey mate.

1 Which is the metal that pollutes the air of a big city?
a) Lead.
b) Copper.
c) Chromium.
d) Cadmium.

Option A.

Hope it helps ❤️