Answer: The AARP lobbies for the expansion of Medicare to cover more people and provide more services.
Explanation:
President Reagan and indeed most Republicans advocate for more power to be shifted to the State government. This means a reduction in federal influence in areas traditionally controlled by States.
Health is one of those areas so in lobbying the federal government to expand Medicare to cover more people and provide more services, the AARP is asking the FG to extend its control more into state controlled areas which is why President Reagan would most likely oppose it.
The Proterozoic division of the geological time scale is an era of the Phanerozoic eon. The Proterozoic division began 2.5 billion years ago and ended 542.0 million years ago.