What paul’s father sees most likely makes him realize that ghost wind is more dangerous than he thought he was. Paul is not the one responsible for ghost wind’s injuries. Paul is not as experienced with horses as he seemed to be. Ghost wind is too injured to continue his training.

Defidently don't start answering as quick as possible some teachers do say to read the hardest first but i would think the most logical answer is c carefully read the passages and i structions

It depends on the subject for me. some exams are easier than others so i usually go through it and answer questions i know based on my general knowledge, then double check after. going through the lesson can a lot  because the exams can be  very lesson-specific, but sometimes they are ridiculously long so a lot of people don't take the time. i did find that, when i went through the lessons, i was making 100's on my exams vs strictly using + the internet and  i make 90's. 

Frequency is the number of complete oscillations of a wave per second.