(A) Salt (✔)
(B) Chlorine (X)
(C) Carbon dioxide (X)
(D) Water (X)
Answer: During winter in cold countries, the Salt is mixed to melt ice on the icy roads.
(A) Salt (✔)
(B) Chlorine (X)
(C) Carbon dioxide (X)
(D) Water (X)
Answer: During winter in cold countries, the Salt is mixed to melt ice on the icy roads.
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