Answer:
What can you lose that will cause other people to lose theirs too?
What object has keys that open no locks, space but no room, and you can enter but not go in?
I'm a small ring shaped fried cake, often with bavarian cream or fruit filling, and sometimes covered in icing and sprinkles.
I am million people's wakeup call. What am I?
A crafty use of long pieces of wool to make a scarf.
All about, but cannot be seen, Can be captured, cannot be held, No throat, but can be heard. Who am I?