245: It's a dry question, but liquid is dripping!

3 hints, pretty straight-forward we suppose, all too easy, now crack it!

• Incorporated on April 14, 1909 as the Anglo-Persian Oil Company
• In 1935, it became Anglo-Iranian Oil Company
• Biggest clue, today it's a prominent member of FTSE 100 Index.

Which company?

Ans: British Petroleum

Again, all have got it!