Read the following and answer the question. Which of the following questions is most likely answered in this excerpt?

Ortega knew he had to find the owner of the briefcase since it contained so much money. “I know I could have kept the money and no one would have known,” said Ortega. “But that’s not being honest.” Ortega spoke to the grocery store clerk and found the owner of the briefcase because he knew it was the right thing to do.

Where did it happen?
Why did it happen?
Who did it?
How did it happen?