I think the answer for this is D. Cuze panic and nervousness is definitely a trait of anxiety. Panic can be too cause of worrying to much can lead to it. D doesn't sound right cause passive behavior by diffinition would be that when someone is resisting or refusing to do what they are told or just trying to make someone really upset. Hope this works.
I think the answer is a because if it wasn't many bad ideas for medicine will come and we could get hurt from them.
Reports suggested that he Liver Cancer, which originated as Lung Cancer and progressed into his liver. These two cancers are some of the most virulent, and are very difficult to recover from.
A and B probably take the longest
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