disscuss approve or disapprove each of these 4 types networking devices to build one new local area network

Question:

Ava’s company is in the process of designing and building one new local area network to support the newly expanded branch dedicated to provide bookkeeping services to 1000+ businesses/companies. All transactions and data records must be kept confidentially.

A list of networking devices has been sent to you for your approval. This list includes 4 types of networking devices: hub, switch, router and firewall.

You are asked to either approve or disapprove each of these 4 types networking devices.

For every type of networking device that you disapprove, you must provide at least one reason to support your decision.