Final answer:
The change that will take place when Tim switches from a group plan to an individual policy with the same insurer due to employment termination is called Conversion. Conversion refers to the process where an individual moves from group coverage to an individual policy with the same insurer. It allows the individual to continue their coverage even after leaving the group plan.
Step-by-step explanation:
The change that will take place when Tim switches from a group plan to an individual policy with the same insurer due to employment termination is called B) Conversion. Conversion refers to the process where an individual moves from group coverage to an individual policy with the same insurer. It allows the individual to continue their coverage even after leaving the group plan.