שאלה | 2. A group of researchers were asked to evaluate the status of permanent water bodies by the United Nations.

2. A group of researchers were asked to evaluate the status of permanent water bodies by the United Nations.

		They replied that the areal footprint of most permanent water bodies are geographically and temporally constant.
		They found that the areal footpThey found that the areal footprint of most permanent water bodies are constantly shiftingrint of most permanent water bodies are constantly shifting
		They have found that the areal footprint of most permanent water bodies has shrunk by 35%.
		They replied that the areal footprint of most permanent water bodies increased by 35%.