Critics of the "great-power war" vision claim that it can become a self-fulfilling prophecy

In his or her capacity as __________ in ________ the president is the supreme military commander of the U.S. Army, Navy, Air Force, Marines, and Coast Guard

Fill in the blank(s) with the appropriate word(s).

Holding state elections at the same time as presidential elections yields higher turnout

Indicate whether this statement is true or false.