Data mining class

Q4: The following table contains the attributes name, trait-1, trait-2, trait-3, and trait-4, etc where name is an object identifier, attributes are describing personal traits of individuals who desire a penpal. Suppose that a service exists that attempts to find pairs of compatible penpals by computing the similarity of each pair. Compute the similarity of all pairs and which pair is the most compatible pair under 1) symmetric attributes 2) asymmetric attributes assumption? ( 10 points)