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Distilled water does not conduct electricity, whereas rain water does, because

Question
Distilled water does not conduct electricity, whereas rain water does, because
Distilled water lacks dissolved ions that rain water contains
Distilled water is strongly acidic
Distilled water is strongly basic
Distilled water contains too many ions
Answer
Distilled water lacks dissolved ions that rain water contains
Detailed Explanation
Rain water contains dissolved impurities/ions from the atmosphere, while pure distilled water has negligible free ions.
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