Read this excerpt from “The Medicine Bag.”

“You found the money in my boots?” he asked Mom.

“Martin did,” she answered, and roused herself to scold. “Grandpa, you shouldn’t have carried so much money. What if someone had stolen it from you?”

Grandpa laughed. “I would’ve known if anyone tried to take the boots off my feet. The money is what I’ve saved for a long time—a hundred dollars—for my funeral. But you take it now to buy groceries so that I won’t be a burden to you while I am here.”

Which statement is best supported by the dialogue?

Grandpa is upset because they removed the money from his boots.
Grandpa believes that it is time to begin preparing for his death.
Mom offends Grandpa when she scolds him about the money.
Mom is angry that Grandpa came to her home uninvited.