B, Definitely do an inventory. I think you will be very surprised at what he's walked away with.
Keep your sense humor up! One day, when you are stronger and even more detached, you'll be able to look back and have a great laugh over removal of belongings. They take things that have a meaning to them and only them. It could be something that reminds them of their childhood, but to us....it's just something that we have sitting around. Trust me...everything is taken for a reason (in their little minds)...there is some memory attached to the item.
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.