What is the most logical next event?

How to cope with social anxiety at the gym
Come up with a workout plan before you get to the gym.
If you're already worried about feeling awkward or standing out at the gym, there's nothing worse than aimlessly walking through the gym. To avoid this, make a specific workout plan before you get to the gym.

Choose your answer from:
[A]. When you're on your period, come up with a study plan so you can stay motivated. Let your plan pass by your week, not around your period.;
[B]. Pay attention to any specific instructions you've given the gym staff or friends of yours. This will help you better manage your anxiety at the gym and prevent the risk of unwanted physical problems later on.;
[C]. Decide in advance which machine you'll start with, which free weights you'll use, and how many sets and reps you plan to complete with different weights. Making plans of your workout can reduce your anxiety by preparing you for exactly what you will be doing.;
[D]. The day ahead or after your workout plan is a good time to exercise. Start exercising at 9 am on that time because that is the time you can begin your workout routine.;
[C].