7806. The tinned food that we bought in the way was all contaminated and spoiled.

✅ The correct answer is option A.
Polluted : contaminated with harmful or poisonous substances.

Rotten : suffering from decay.

Adulterated : render (something) poorer in quality by adding another substance.

Noxious : harmful, poisonous, or very unpleasant.

Contaminated : make (something) impure by exposure to or addition of a poisonous or polluting substance.

Synonym of Contaminated is Polluted