challenge: What type of flora can be found on the more stable sections of Whitecliff Bay and Bembridge Ledges?
  
  A. Acidic flora with species such as bilberry and bell heather
  B. Freshwater flora with species such as water lilies and cattails
  C. Mangrove flora with species such as mangrove and cordgrass
  D. Calcareous flora with species such as yellow-wort and bird's-foot trefoil
  Answer: 