Answer:
A. carbon dioxide- has the greatest effect on climate
<span>The region of Poland has suffered from the few limits of European states with respect to the international politics of the 20th century. The variations of the borders of Poland is due to the absence of natural barriers in the east-west. The extension of the border is the cause of constant changes in stability that have shaken the country and the inhabitants.</span>
A is the correct answer, eukaryotic cells have membrane-bound nucleus, prokaryotic cells do not.
