Post all 3 of the UC GPA’s: Unweighted, Capped weighted and Fully weighted
https://rogerhub.com/gpa-calculator-uc/
Only 1 AP for Sophomore/Junior year? Are there limitations on the # of AP’s and which years you can take? How many AP’s does your school offer?
Addressing a weaker curriculum due to family issues can help since your HS course is lacking.
UC’s do not consider legacy and for the moment Race/Ethnicity either in their admission decisions.
Are you planning to play Baseball in college or being recruited?
Which Cal poly SLO or Pomona? SLO does not offer an “undecided/undeclared” major so which Social science major are you targeting?