At the first meeting for a group project, Sam introduces themselves as a natural leader on the Lang Student Association, a native French speaker and varsity track and field team member. Based on Sam's description, what likely comprises their core identity? a) Sexual orientation, physical ability, first language Ob) Socio-economic status, ethnicity, first language Gender Identity, sexual orientation, ethnicity, first language, professional and personal roles. d) Physical ability, first language, professional and personal roles