Final answer:
The main criticism of the Electoral College is that the candidate with the highest popular vote could lose the election. Other criticisms include the winner-takes-all system and the belief that the Electoral College is outdated.
Step-by-step explanation:
The main criticism of the Electoral College is that the candidate with the highest popular vote could lose the election. This is because the Electoral College system sometimes allows a candidate to win the presidency even if they did not receive the majority of the popular vote. This has happened in a few instances in U.S. history, most notably in the 2000 and 2016 presidential elections.
Another criticism of the Electoral College is that it can lead to the winner-takes-all system, where the candidate who wins the popular vote in a state receives all of that state's electoral votes. This means that candidates often focus their campaigning efforts on swing states and neglect the majority of the country.