Britain<span> governed this area under a League of Nations mandate from 1920 to 1948.</span>
A. To invalidate this is the correct answer
The correct answer for the question that is being presented above is this one: "the Iran-Contra scandal." The Iran-Contra scandal <span>occurred during the Reagan administration. Among all the four choices, Watergate scandal, the established Department of Education, and Persian Gulf War didn't happen in the Reagan administration.</span>
The word calculus comes from Latin (Calculus) and refers to a small stone used for counting