Which two factors contributed to the spread of islam in africa? (btw its two factors not just 1) a) islam was already practiced by people in africa. b) many africans no longer believed in their own religions. c) the islamic empire extended into north africa. d) the gold-salt trade brought islamic arabs into western and southern africa.

“well,” he says, “there’s excuse for picks and letting-on, in a case like this; if it warn’t so, i wouldn’t approve of it, nor i wouldn’t stand by and see the rules broke—because right is right, and wrong is wrong, and a body ain’t got no business doing wrong when he ain’t ignorant and knows better. it might answer for you to dig jim out with a pick, without any letting-on, because you don’t know no better; but it wouldn’t for me, because i do know better.” the meaning in this excerpt is