Correct Answer: Severely affected by something unpleasant

Solution : The correct option is the third option.

Explanation:
This idiom describes the situation when someone or something is significantly and severely affected by a challenging or adverse circumstance . It implies that the impact or consequences of an unpleasant event or situation have been particularly harsh or severe.

This idiom highlights the degree to which someone or something has suffered due to a difficult or unfavourable circumstance.
Therefore, the correct answer is, severely affected by something unpleasant.