Please I need an answer as soon as possible . I want the final answer only , no need to explain the information

The system board is also known as the Multiple Choice O motherboard bus expansion card expansion slot In a client/server network, the provides access to resources and services. Multiple Choice gateway switch server client This computer component holds the program and data that is currently being processed. Multiple Choice ROM RAM O ports bus This type of mouse emits and senses light to detect mouse movement. Multiple Choice O cordless wireless optical mechanical