Universally superior options
Versatile Expertise(PHB 3) > Weapon Expertise (PHB 2), Implement Expertise (PHB 2)
Restricted superior options
These are options which are superior - provided you meet the requirements to choose both options (stats, race, class) which may not necessarily be the case. The restrictions will be listed.
Conditionally superior options
These are options that are superior under certain common circumstances, with the conditions for superiority being listed after the power.