複選題21. (AC) The crisis exposed a deep and bitter divide in the city's approach to drug policy.(AD) The synthetic opioid claimed its first three victims in the city in October 2015.(AE) Similar challenges have been observed in other metropolitan areas, leading to a global re-evaluation of drug control policies.(BC) A decade into the crisis, San Francisco has neither defeated the epidemic nor reached any meaningful consensus on how to fight it.(BD) This decline encouraged municipal leaders to double down on their existing initiatives.(BE) This institutional confidence, however, proved not only misplaced but consequential