Read the following passage and decide which option A, B, C, D best fits each space

SAVE MONEY ON THE BOOK THAT AIMS TO SAVE ANIMALS
Do you want to take part in the battle to save the world's wildlife? Animal Watch is the book which will ___(1)___ you in the fight for survival that ___(2)___ many of our endangered animals and show how they struggle on the ___(3)___ of extinction.
As you enjoy the book's 250 pages and over 150 color photographs, you will have the ___(4)___ of knowing that part of your purchase money is being used to ___(5)___ animals ___(6)___ from the comfort of your armchair, you will be able to observe the world's animals close-up and explore their habitats. You will also discover the terrible results of human ___(7)___ for land, flesh and skins.
Animal Watch is packed with fascinating facts. Did you know that polar bears cover their black noses ___(8)___ their ___(9)___ so they can hunt their prey in the snow without being seen, for example? Or that ___(10)___ each orangutan which is captured, one has to die?