题目内容：
根据下列选项，回答题。A 1 system can be made up of many different functional activities，some of which are described briefly below．Information links all areas of the logistics system together． Information processing is becoming increasingly automated，complex，and rapid．It is key to the efficient functioning of system． 2 is a broad area concerning all movements of raw materials，work in process，or finished goods within a factory or warehouse． 3 processing is the system a firm has for getting orders from customers，checking on the status of orders and communicating to customers about them，and actually filling the order and making it available to the customer． 4 involves selection of the mode，the routing of the shipment，compliance with regulations in the region of the country，and selection of the carriers． 5 and storage activities relate to warehouse layout，design，ownership，automation， training of employees，and related issues．
请在1处填上正确答案
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