– Do you know what has happened in Japan recently?

-- The earthquake! It’s _____ one that I have ever heard of.

A. a very serious          B. a more serious         C. the most serious

国务院质量监督、工商行政管理和国家食品药品监督管理部门依照《食品安全法》和国务院规定的职责，分别对( )、食品流通、餐饮服务活动实施监督管理。