Final answer:
The idea reflecting grit is a growth mindset.
Step-by-step explanation:
The correct answer is b) Growth mindset.
Having a growth mindset means believing that abilities and talents can be developed through hard work and dedication. It is the idea that intelligence and skills can be improved with effort and learning from failure.
In the given statement, the recognition that no one is good at everything shows an understanding of limitations and the belief that skills can still be developed in areas where the person may not excel initially. Resilience captures the ability to recover from setbacks or failures.