You are a student, so you can choose what proficiencies you choose to learn as electives (+2 Skills / +1 Tool). During your studies you learn one specialization (Origin Feat) and attend after-hours bonus classes to help improve the grades for your core classes (ASI).

Ability Scores:

When determining your character’s ability scores, increase one score by 2 and a different one by 1, or increase three scores by 1. None of these increases can raise a score above 20.

Feat: During your studies you learn one specialization (Origin Feat)

Skill Proficiencies: You can choose what skills you choose to learn (+2 Skills)

Tool Proficiencies: You can choose a Tool, Gaming Set or Instrument learn (+1 Tool)