Referring to the four investment categories of Robson (1997), discuss in groups which category the following investments would fit into

Referring to the four investment categories of Robson (1997), discuss in groups which category the following investments would fit into: (a) E-procurement system (b) Transactional e-commerce web site (c) Contract with ISP to host web server and provide Internet connectivity for staff (d) Workflow system to manage complex customer orders (e.g. processing orders) (e) Upgrading a company network.