I think its A im not sure
In order to determine if you are using the proper amount of sanitizer in a solution, it is best to check it with the use of test strips or with concentration techniques that will help you in determining if you have the proper amount. It is also best to change if often in order to have the best result and correct or reliable amount.
If the instructor can not see Winston touching his toes and Winston said he did, then it could lead to the instructor giving Winston advanced exercises which is dangerous for him if he's not on that level yet.
They are all considered a penalty or an infraction. When one of these occurs, the opposite team will get a power play usually. A power play is when one team has more players than the other. Hope this helps!