What term describes special features that organisms develop to allow them to be successful at different tasks, like avoiding predators or catching food?
a. adaptations
b. evolutions
c. mutations
d. transformations

sulfur dioxide

explanation: acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. these substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.