Answer:
C. Sharia Law
Step-by-step explanation:
Boko Haram was founded by Mohammed Yusuf in 2002 and there actions were nonviolent. They wanted to purify Islam in Nigeria and so established first Sharia Law.
“sharia” means “path” which came from holy book of Islam called Qur’an. Sharia Law is not a legal system but its is a human interpretation, that form some basic Islamic laws which Islamic people need to follow as common cultural practices.
Hence, the correct answer is "C. Sharia Law".