Unsa'y kalahian sa duha? What School offers AB-Psychology/BS-Psychology?

What is the main focus of an AB-Psychology Major?
What is the main focus of an BS-Psychology Major?
Dako ba ang kalahian sa duha? or Mao mao ra?

To all Psych students/Graduates:

Give me information about these courses, Give me ideas and insights.

In your opinion, which is better? AB or BS?

Thank you!