Your circle of mastery (4 points) decreases when you do not reach your goals you focus on things you are not good at increases each time you improve at anything prevents you from succeeding when you try new things

The Circle of Mastery "Increases each time you improve at anything".

Option C

Explanation:

"The Circle of Mastery" extract the potential from an individual therefore expand on hike of efforts". It Increases each time one improve at anything as its obvious in increment of circle when efforts and determination to achieve target increases.

Failure is not an issue only when efforts for improvement starts from the day of fall and here the way of perfection start, which increases each time on improvement and directly expand the circle of mastery.