The answer is B because it doesn't have any commas and it wouldn't make sense without it. Looks like you got it correct.
So they won't be seen; so Atticus will be busy reading; because if they were killed they'd miss school instead of vacation and because it is easier to see inside a dark house in the dark rather than in the daytime.
Hope this helps
D bc it was foreign papers he read
I’m pretty sure It’s B true.
Must, could, must, must, have, must, have, been, should, have, must
