In the attic, sweat dripped off Kara's nose and onto the old
newspapers. She was almost done going through the stacks of
papers. Then, once her grandmother was home, they would start on
the furniture. From outside, below the window, she heard the noise of a key in the door, and peered down past the "For Sale" sign hanging on
the porch to see that her grandmother had just gotten home.

Which of these is an implicit detail from the text?
A. Kara's grandmother is moving
B. Kara is annoyed about going through the newspapers.
O C. The furniture is too heavy for Kara to move by herself
D. Kara's grandmother does not like her house.