Answer:
An Important Event in the Author's Life.
Explanation:
This one is the most probable answer. It is describing most likely what happened when they entered the United States of America.
In my opinion, yes and no
The clause which resulted in a 43 to 10 win is an adjective clause, and the word it is modifying is game.
What resulted in a 43 to 10 win? Its first competitive game.
Hope I Helped :D
-Nullgaming650