Prolong feeling of sadness, loss of interests, angry outbursts, tiredness, sleep disturbances, anxiety, loss of appetite, slowed thinking, feeling of worthlessness, frequent/reoccurring of suicidal thoughts, unexplained physical problems and having a hard time thinking. [These are just a few symptoms]
Answer:
Lungs maybe??
Explanation:
I have no clue I just looked it up :)
A. Discarded.
[eww] that's what I think