按照募集方式的不同，可将证券区分为（）。

A、股票和债券

B、上市证券和非上市证券

C、货币证券和资本证券

D、公募证券和私募证券

They tell the people in their community not to store apples in the refrigerator because fresh fruit like apples is ______ .

A．perishable

B．vanishing

C．exquisite

D．fickle