Spoken words give a look into how the characters acts. You can hear the feelings of multiple characters. Internal thoughts give you direct feelings of one character; the narrator:)
I have to see the lines to answer because I don’t remember any of this. Is there any more information for this.
A
While they were planning the move, Maria sat on the side, thinking about how it had all begun.
B
After such a great vacation, she didn't want to go home.
C
When he looked at his watch, he realized he would be late.