What often happens to the knowledge base of someone who is learning?
Options:
- intelligence
- overconfidence
- knowing more
- better understanding
- growth
Step-by-step reasoning process below:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Growth is the process of increasing in size. Growth often happens to the knowledge base of someone who is learning. The answer: growth.