If disease has a negative impact on a living being, then disease has what kind of effect on a living being?

Answer choices:
- it has a negative effect
 - Abnormal cell growth
 - direct damage to the lungs
 - it helps living beings eat
 - it makes living beings faster
 - it is good for living beings
 - cause their death
 - Plant growth is reduced

 

 it has a negative effect         