(asap ) the 20th amendment, also called the lame duck amendment, decreased the amount of time between the presidential election and the inaugration of the new president. what were the advancements that allowed for this amendment?

Advancements in transportation and telegraph voting systems lead to faster electoral decisions, therefore this amendment. Most importantly the 20th amendment was ratified during the Great Depression, resulting in a need for the government to make decisions faster (less wait time for a new President) to avoid further economic distress.