How did the opposition to and subsequent rejection of the league of nations affect us policy at the beginning of world war 2

For PLATO users, it would be C) The United States had reverted to a policy of isolationism and therefore remained neutral.  

Hope this helps !! :)

a because i tried to vote with just my college id and the answer was no

the alfred thayer mahan award for literary achievement is awarded each year by the navy league of the united states. the award is named for an american naval historian and theorist, rear admiral alfred thayer mahan, united states navy who, through his writing, provided stimulus and guidance to those who share in the defense of the nation. presented since 1957, "this award for literary achievement is awarded to a u.s. navy officer, u.s. marine corps officer, enlisted service member, or civilian who has made a notable literary contribution that has advanced the knowledge of the importance of sea power in the united states."[1]