61.下列為傳染病流行常見的五個階段，請依序排列：①爆發式流行(outbreak)②規則性流行(regularepidemic)③寂靜傳播(silenttransmission)④大規模式流行(large-scaleepidemic)⑤地方型或高度地方型流行(endemicorhyper-endemic)(A)①②③④⑤(B)⑤④③②①(C)②①③④⑤(D)③①②④⑤