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	<b>QUESTION 024	</b>
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<p>Which /SQL*Plus feature can be used to replace values in the WHERE clause?</p><table border="1" bordercolor="gray" width="665">
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			<p><b><input type="radio" name="AN" value="A">  A.</b></p>
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			<p> Substitution variables 
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			<p><b><input type="radio" name="AN" value="B">  B.</b></p>
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			<p>   Replacement variables 
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			<p><b><input type="radio" name="AN" value="C">  C.</b></p>
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			<p>   Prompt variables 
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			<p><b><input type="radio" name="AN" value="D">  D.</b></p>
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			<p>   Instead-of variables 
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			<p><b><input type="radio" name="AN" value="E">  E.</b></p>
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			<p>   This feature cannot be implemented through /SQL*Plus. </b></p>
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