Answer:
By experiencing it directly
Explanation:
He leaves the astronomer's class to go look at the stars himself, which he found to be a better experience then just listening to someone talk about them.
Idk but that it
Just do it
B, “awesome”, the student grumbled at his lunch, “fish head again”.
This is sarcasm, because the student grumbled, meaning that the student obviously don’t like the fish heads, (who does?). Therefore, the student is going against what he actually means, so it’s an example of sarcasm.