A 63-year-old woman with new HFrEF (EF 30%) and no contraindications presents for initiation of guideline-directed medical therapy. Which combination reflects core foundational therapy to start?AACE inhibitor + beta-blocker onlyBARB + ivabradine + loop diureticCARNI + evidence-based beta-blocker + mineralocorticoid receptor antagonist + SGLT2 inhibitorDHydralazine/isosorbide dinitrate + loop diuretic + digoxinEARNI + verapamil + SGLT2 inhibitorCheck my answer