GLG Recruitment Associate interview questions

Applied online and received an automated email requesting this information: -Are you legally authorized to work in the US without regard to timing or duration? -What was (is) your cumulative GPA in University? -If extended an offer, would you be willing to relocate to Austin, TX? -What date would you be available to start? -How did you find out about this role? -What are your salary requirements? -What is your availability for a 15-30 minute pre-scheduled phone interview in the event that we decide to move forward (please clarify time zone of availability)? Then there was a phone interview that took 15 minutes.