The diagrams illustrate transverse sections of parts of a plant. Which labelled structures are responsible for transporting mineral ions?
- A1 ✓, 2 \times, 3 ✓, 4 \times
- B1 ✓, 2 \times, 3 \times, 4 ✓
- C1 \times, 2 ✓, 3 ✓, 4 \times
- D1 \times, 2 ✓, 3 \times, 4 ✓