The houses were built close together for a community spirit.
The prophet Muhammad linked religion to government as he said that there shall be peace and tranquility in the government. Since Islam preaches peace, he made sure that the government was ruled by peaceful and wise people.
I believe your answer is B
It could be argued that probably the most lasting contribution of Napoleon's rule was "<span>D. his legal code," since although Napoleon could be ruthless, he was often seen as an "enlightened despot". </span>