When ellen reminds herself that everyone makes mistakes, she most likely understands that
a) people fail most of the time.

b) people usually fail at facing challenges.

c) mistakes are opportunities for growth.

d) mistakes are opportunities for excuses.

c) mistakes are opportunities for growth.

Explanation:

It is likely that people who think that everyone makes mistakes do not judge themselves harshly when they make one. People who think in this way most likely use their mistakes as ways to learn and improve so that whenever they try again, their path seems easier. People who think in this way often see making mistakes as opportunities for growth.