Free practice · ordering · hard
Practice
Complete a set-reasoning review
Order the final review of a category map.
Category relationship map
Membership, overlap, and exclusion change the count
Membership
MemberInside
ExcludedOutside
Relationship
SubsetFully contained
OverlapShared members
Reconcile
UniqueA + B − overlap
Define each set before placing stable record identities, then reconcile overlap members exactly once in the unique total.