Answer:
One major problem that has resulted from globalization in the 20th and 21st centuries is that the diseases are able to spread around the world more quickly.
Step-by-step explanation:
Globalization is a good thing that has brought the entire world into a common marketplace.
But it has its own negative effects too. One major problem that has resulted from globalization in the 20th and 21st centuries is price fluctuations.
Since developing countries like China and India can offer the same products at cheaper rates, developed countries like the US are also bound to reduce their prices to stay in the competition.