Respuesta :
Qin San Shi was the last emperor that ruled the Qin Dynasty, so it is b:
"The last emperor to rule before the overthrow of the Qin Dynasty."
Check this Wikipedia article for more information:
https://en.wikipedia.org/wiki/Ziying
"The last emperor to rule before the overthrow of the Qin Dynasty."
Check this Wikipedia article for more information:
https://en.wikipedia.org/wiki/Ziying
the last emperor to rule before the overthrow of qin dynasty is the correct anwser. hope this helped. also i had this on my test and i got it right so their is ur anwser. :)