Eating something that contains pollutants has a negative impact on an organism 's survival, and lakes have been found to be polluted with mercury, rendering fishes unsafe to eat. Given these facts, what has a negative impact on an organism's survival among the following options:
- eating food
 - eating fish
 - eating water
 - liver cancer
 - Greenhouse gasses
 - fossil fuels
 - eating mercury
 - harmful substances


 

       eating mercury  