Answer:
B. It has made it easier for diseases to spread across the entire
world.
Step-by-step explanation:
Globalization is advantageous, but unfortunately and as seen in the case of the Corona Virus, the epidemic disease which has spread all over the world, the B. option here looks like being the correct one. Neither A or C and nor D is the correct option, as people move from one country to another freely. This is good. However, that has led to the problem of epidemic disease spreading all over the world.