The primary healthcare provider has prescribed a stat chest x-ray exam and electrocardiogram for a client with a history of heart failure. The pulse oximeter has changed from 90% to 86% oxygen saturation. Which immediate actions will the nurse take?

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