Which statement best describes the scientific rationale for administering activated charcoal to a child who has ingested a poison? 1. Charcoal neutralizes toxic substances by changing the pH of the...

Which statement best describes the scientific rationale for administering activated charcoal to a child who has ingested a poison?

1. Charcoal neutralizes toxic substances by changing the pH of the poison.

2. The charcoal binds with the poison, and it is excreted through the bowel.

3. Charcoal enhances antidotes for better results than antidotes given alone.

4. The charcoal induces vomiting, and the client eliminates much of the poison.