Answer:
Option C i.e., Hub.
Explanation:
When network technician helps the support team with processing a few of the data. The support team needs to occupy both congestion between the router and the core switch over an individual subnet. To use it, the members must make sure there's only an individual collision as well as they broadcast IP address between both the router and the switch through which the congestion is received.
So, the technician installs the Hub to meet the following goal because It captures all the traffic on an individual subnet between them.