Final answer:
Technological advancements are not one of the factors contributing to current supply-chain problems in the U.S.
Step-by-step explanation:
One of the factors that is not contributing to current supply-chain problems in the U.S is technological advancements. While technological advancements can help remedy some supply chain issues, they are not a cause of problems. The other factors contributing to the supply-chain problems include shortage of raw materials, labor shortages, and transportation disruptions.