Complete these sentences about oklahomas oil market. The communties were the first inhabitants in Oklahoma to tap into the state's oil reserves. Although the demand for oil and pries had declined after World War I, Oklahoma continued to thrive in the oil business.
became wealthy by drilling for oil in the state. He also founded a petroleum company in 1917 in Barlesville, Oklahoma.

For the first one it is The federal requirements

For the second one it is Nellie Johnstone No.1

Explanation:

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Dear Mr./President Truman.” This is the polite and expected salutation with which all written addresses to the president should begin. Do not use the president's name in your correspondence. Continue to refer to them as Mr. or Madam President.

Upon becoming president, Harry Truman learned of the Manhattan Project, a secret scientific effort to create an atomic bomb. After a successful test of the weapon, Truman issued the Potsdam Declaration demanding the unconditional surrender of the Japanese government,

Explanation: