Millie lives in Connecticut and purchased an insurance policy from North Carolina Property & Casualty (NCPC), which is based in North Carolina. NCPC was not authorized to do business in Connecticut, and no NCPC sales representatives have ever been present in the state, but NCPC mailed advertising to many residents of Connecticut. When Millie filed a claim with NCPC, the claim was denied. Millie filed suit in Connecticut, and NCPC was properly served. The Connecticut court’s personal jurisdiction over NCPC is constitutional because _________________.