A scientist observes that the shells of oysters this year are thinner than the shells of oysters several years ago. How could this trend be related to the use of fossil fuels?(1 point)
Responses
Increasingly acidic ocean water makes building shells more difficult.
Increasingly acidic ocean water makes building shells more difficult.
Lower carbon levels mean that oysters do not have enough materials to build shells.
Lower carbon levels mean that oysters do not have enough materials to build shells.
Higher levels of ozone in the ocean keep oysters from building shells.
Higher levels of ozone in the ocean keep oysters from building shells.
Fossil fuel spills in the ocean prevent oysters from building shells.