Final answer:
The central ideas of the article are concerns about delayed and inaccurate results due to the increase in mail-in voting and the impact on certain groups' ability to vote safely.
Step-by-step explanation:
The two sentences from the article that include the central ideas are:
- Many states have expanded mail-in voting ahead of the 2020 election. However, this has led to concerns that a huge increase in people voting by mail could lead to delayed and inaccurate results.
- Democrats are concerned that without increasing VBM options, certain groups will not be able to cast ballots without risking their health.