irradiating food organic fertilizers bacteria to clean up oil spills developing larger, sweeter strawberries
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Research in which of these areas has the greatest impact on the environment?
Possibilities:
- irradiating food
- organic fertilizers
- bacteria to clean up oil spills
- developing larger, sweeter strawberries

bacteria to clean up oil spills