Answer: supreme commander,
Explanation: also called supreme commander, is the person that exercises supreme command and control over an armed forces or a military branch. As a technical term, it refers to military competencies that reside in a country's executive leadership – a head of state or a head of government.
A gentlemen's agreement or gentleman's agreement is an informal and legally non-binding agreement between two or more parties. It is typically oral, though it may be written, or simply understood as part of an unspoken agreement by convention or through mutually beneficial etiquette. The essence of a gentlemen's agreement is that it relies upon the honor of the parties for its fulfillment, rather than being in any way enforceable. It is, therefore, distinct from a legal agreement or contract, which can be enforced if necessary
Persian king <span>Ahasuerus</span>
The plants that were introduced to Europe from the Americas were potatoes, tomatoes and corn among the choices given in the question. The correct options among all the options that are given in the question are options "A", "C", "D". I hope the answer has come to your help.