Which years does the 21st century CE cover?
A2000 to 2099
B1901 to 2000
C2001 to 2101
D2001 to 2100
Answer & Solution
Correct answer: D. 2001 to 2100
1. Recall the idea: How Is Time Measured in History?.
2. The source says: "which runs from 2001 to 2100".
3. 2001 to 2100 is correct. Centuries are counted from 1 CE, so the 21st starts at 2001, not 2000.
_Source: NCERT Class 6 Exploring Society: India and Beyond, Ch 4 Timeline and Sources of History, "How Is Time Measured in History?"_
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