The first oil well in the world was drilled at
A. Assam
B. Japan
C. Pensylvania
D. Former USSR
Answer: Option C
A. Assam
B. Japan
C. Pensylvania
D. Former USSR
Answer: Option C
The years 1700, 1800 and 1900 were
A. Leap years
B. Not leap years
C. Famine years
D. Years of natural calamities
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