What tissues are found in the walls of a trachea and an alveolus?
- Atrachea: epithelium with goblet cells ✓; smooth muscle ✓ | alveolus: epithelium with goblet cells ✗; smooth muscle ✗
- Btrachea: epithelium with goblet cells ✓; smooth muscle ✓ | alveolus: epithelium with goblet cells ✗; smooth muscle ✓
- Ctrachea: epithelium with goblet cells ✓; smooth muscle ✗ | alveolus: epithelium with goblet cells ✗; smooth muscle ✓
- Dtrachea: epithelium with goblet cells ✗; smooth muscle ✓ | alveolus: epithelium with goblet cells ✗; smooth muscle ✗