Pappy & Ram,
Pappy 1st: There are not but a few slots left on "B"...Where do you wish the use the 20 #'s?
RamKing: Depending upon what Pappy does, there may...or "may not" be any #'s left on "B".
There are "4" slots left on "B"...& "27" slots left on "A".
Hope this helps,
Capt. Chris