Explanation:"then quietly leaned toward the student sitting next to her and said," he leaned quitely towards the other students which means it is likely that he whispered to this other students. Said can be best replaced by whispered.
For the fact that she leans this means she want to make sure she says this quitely.
Answer: you can look for audio books online or something and also check online to see if they have answers. they usually do and a helped me. sorry i cant really help. Have a good day tho!