Respuesta :
Answer:
1) d. oxygen
2) d. deforestation
3) a. nuclear power
4) a. paleoclimatology
Explanation:
1) d. oxygen
option d is correct because above three options are green house gas.
2) d. deforestation
deforestation does not fit the pattern because deforestation is the phenomenon which is caused by human but rest option are natural.
3) a. nuclear power
rest options are natural resources coal, petroleum and natural gas are extracted from nature.
4) a. paleoclimatology
paleoclimatology is the study of change of climate where as rest options are effect of climate change.
Answer:
As given in the problem statement,I reckon oxygen is not in the pattern as it is not a green house gas.
volcanic activity is not fit for the words as all other words are related to the solar but this is related to the environment.
nuclear power is not fit for the words as all other words related to the environment.