Statements 1-4 set out stages in cholera development. 1. Chloride ions are released into the gut. 2. Water moves into the gut by osmosis. 3. The infected person suffers dehydration. 4. The pathogenic bacteria produce toxins. Which is the correct sequence of the four stages?
- A1 → 2 → 3 → 4
- B1 → 4 → 3 → 2
- C4 → 1 → 2 → 3
- D4 → 1 → 3 → 2