Osama Bin Laden wanted to end a certain group of humans and enslave them. He wanted to end them and tried doing so, but failing miserably.
Definitely believe you should read the entire Wikipedia article about Osama bin laden if you are interested.
Here is the link: https://en.wikipedia.org/wiki/Osama_bin_Laden
B is most likely the answer double check to be sure
Answer:
house slave
coz they worked often cooking cleaning and doing chores bt field slave they used to harvest cotton sugar and which was hard