Oxymoron is correct answer for it
By saying that sentence in the beginning of the speech, President Johnson adheres to stop United states' involvement at the War in Vietnam . He believed that the war in was and unwinnable cost and we loss a great deal amount more than we would gain in the war
"deer in headlights" is an idiom.
"like deer in headlights" is a simile, the word "like" makes it a simile.
“Lynn Margulis: A Life Explained,” a 2012 article in
Young Scientists for high schoolers
key word being : eleventh grade