Question

the world's first oil well to yield petroleum was dug in a) pakistan b)u.s.a c)Saudi Arabia?​

Answer 1

Answer:

Digboi field

However, the first well dug at Digboi field in Assam in September 1889 and completed in November 1890 at depth of 662 feet by Assam Railways and Trading Company Limited (AR&T Co. Ltd.), registered at London, is regarded as the first commercially successful oil discovery (200 gallons per day).

And the answer is Saudi Arabia