Determine who has made the correct statement.
betty said biologists never use the fossil record to determine the age of the earth.
cate said only geologists use the fossil record to determine the age of the earth.

betty is correct.
cate is correct.
neither is correct.
both are correct.

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit