After the winter storm, the sidewalk was a skating rink.
The Naziz didn't allow them to leave the area and they weren't aloud to be out at a certain time of day or night. Jews had something like the quarrying act except the Naziz didn't live with them but the Jews were required to let the Naziz search their home with or without a warrant.
I cannot see which is italicized so I will say which one is cause and which one is effect: The effect is that the cookies in the oven became charcoal. The cause of why the cookies became charcoal is that 'David left the cookies in the oven too long.'
C:detachment because if it were anger it would have been more aggressive if it were embarrassment it would have been less straight forward and if it were longing it would have more of a wishful tone