<em>Answer: </em>
<em>public service announcement </em><em> </em>
<em>Explanation:</em>
<em><u>The term public service announcement</u></em><em> is described as a particular message in the "public interest" that is being disseminated in the absence of any charge, encompassing the objective or motive of spreading awareness of, and changing or altering public behaviors and attitudes towards a specific social issue or cause.</em>
<em><u>As per the question, the correct answer is the public service announcement.</u></em>
Aquifer, have to get to twenty charecthers
The reason for this is that part of Namibia is taken up by the Namib desert, and also elsewhere Namibia suffers a lack of water, and it is one of the driest places in Africa. In some areas of Namibia ground water is for example available only during some and not all months of the year.