Base on your answer above, do organisms with higher fitness mean that they have survived to an advanced age?

Organisms with higher fitness  means that they have survived to an advanced age.

Explanation:

Fitness describes how successful organisms are at reproduction, survival, and mating. An organism is fit by how they survive and produce offspring, to do that, they need to live to an advanced age than organisms without fitness.

you can't see the options

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.