Sure! I will be glad to help :)
0.15 to chance and percent to a decimal just move the decimal point to the left two times so example: 15.0% = 0.15
The text that supports the idea that Kovaloff is intimidated by his nose is: "you should know where you belong". The correct answer would be option A. Being intimidated is being frightened or not confident on a certain situation. In this case, this statement indicates that Kovaloff is indeed intimidated by his nose.