Middle East:
>smaller area
>higher population
>richer population
>more worldly necessity in Middle East
Africa:
>much larger
>lower population
>poorer population (on average)
>large home of deadly disease
Obviously Africa, you wouldn't even have to kill anyone if you blew a bomb up there. And I didn't mention the wealth of the two places to say that poor people deserve to die, I said that because rich people have more power and connections, meaning that blowing rich people up will anger other people