Answer:
Now that Jonas can ask questions, he realizes how overwhelming it can be for one person to receive so much information.
Step-by-step explanation:
Jonas discovers all the truths about human behavior. Being able to ask questions and now have access to the memories, he is overwhelmed by all these new feelings.
Some are pleasant, but others not so much. And this helps him understand why everyone else in the community is not allowed to ask questions.
Each of these memories completely overwhelms Jonas who does not understand very well what he is seeing, since it is something new to him.
Let's look at the following quote:
"There was a question bothering Jonas. "Sir," he said, "The Chief
Elder told me - she told everyone - and you told me, too, that it
would be painful. So I was a little scared"