Which sentence from the text best shows how they are different?

A.
“Uncle Moti looked very nervous at all the noise and activity, and Mina took his hand.”

B.
“Mina waved to Nate, who waved back, and then she called hello to her teacher.”

C.
“On the lowest branch of the tree was a little sparrow, and as they drew closer they could hear it chirp.”

D.
“A sign over a door read ‘Navid’s Tea Shop,’ and Uncle Moti broke into a big smile.”