Final answer:
Senator Smith is proposing an additional $100 million to be spent on healthcare in the US, in addition to the existing $800 million. This is to address the high costs of healthcare and improve access to affordable healthcare for citizens.
Step-by-step explanation:
Senator Smith argues for an additional $100 million to be spent on healthcare in the US. This is in addition to the current $800 million being spent. The argument is centered around the need to address the rising costs of healthcare and improve access to affordable healthcare for more people. The current healthcare spending in the US is higher compared to other high-income countries, but the health outcomes are worse. The aim of this proposed spending is to alleviate these issues and provide better healthcare for citizens.