Respuesta :
Answer: They call it the “21” century because you have to count the first 100 years too, And do you mean 2021?
Step-by-step explanation:
Answer:
If you're talking about how it starts with 20 but its the 21st century, that's because the first 100 years were called the 1st century even though only the 2nd century actually started with 1.
Step-by-step explanation: