You can find it by
looking around for details such as first idea sentences, which narratives the authors point of view, has supporting details and context - clues
C. "While you finish your chores," said my older brother, "I will help fix your video game."
There there needs to be the comma inside of the quotation marks at the end of the sentence, yet the comma outside of the quotation marks when it is at the beginning of the phrase. There should also be quotation marks in front of the next quotation.
To get to safety, Winton's children had to travel through the heart of Nazi Germany. Eight trains departed from Warsaw between March and August 1939