"Possesives", "Adjectives" and Use of "of" Hello everyone, I have a lot of troubles at the moment when I have to choose the correct option, for example: 1st question: A) the diameter of fiber B) the fiber diameter C) the fiber's diameter D) is there any other answer...???? 2nd question: A) the diameter of fiber of camel B) the fiber diameter of camel C) the camel's fiber diameter D) is there any other answer...???? 3rd question: A) the percentage of hair B) the hair percentage C) the hair's percentage D) is there any other answer...???? 4th question: A) the percentage of hair of dog B) the hair percentage of dog C) the dog's hair percentage D) is there any other answer...???? 5th question: A) the proportion of hair B) the hair proportion C) the hair's proportion D) is there any other answer...???? 6th question: A) the proportion of hair of camel B) the hair proportion of camel C) the camel's hair proportion D) is there any other answer...????