Article I, Section 2 of the Constitution states: "The House of Representatives shall chuse their Speaker and other Officers." The Speaker is elected by roll call vote when each new House first convenes. Customarily, the conference of each major party nominates a candidate whose name is placed in nomination.”
Why would her peers actually choose her over someone else? Notice they all toe the line on positions she takes. Rarely does a Democrat challenge her. The party needs to MS13 her. They all know that but she has something they are scared of.