Don’t pay attention to the people unless you have to, focus on the job you like.
A. Would make the most sense because if someone has a master plan then they will take whatever thrown at them to not cause anything to be ruined
Sentence: At the end he professed abject repentance for his impiety and disloyalty
The author can put the main character at a dangerous place. To cause tention.
Hope this helps....
It shows that a Muslim invention benefited European society.