Based on the information from the provided website, the most expensive state in the US in terms of college tuition is Rhode Island. Here's why:
1. The website states that Rhode Island has the highest average in-state tuition and fees for public four-year institutions in the US.
2. In the 2020-2021 academic year, the average in-state tuition and fees for public four-year institutions in Rhode Island were $14,549.
3. This makes Rhode Island the most expensive state for college tuition among the options provided (Rhode Island, Arizona, Alabama, Montana).
Therefore, based on the data from the website, Rhode Island stands out as the most expensive state in the US in terms of college tuition.
