A technician needs to establish a console connection between a new laptop and an older piece of networking hardware, but the interfaces do not match. The networking hardware uses a 9-pin connection for configurations and management. Which type of adaptor should the technician select to facilitate the connection using the laptop?
An adaptor from the laptop's standard peripheral connection to HDMI
An adaptor from the laptop's standard peripheral connection to Ethernet port
An adaptor from the laptop's standard peripheral connection to RS-232 serial port