The year 1968 had a profound impact on the psyche of the American spirit as one crisis after another made headlines.
Place in chronological order the following events that signaled the symbolic and climactic end of the 1960s.
a. Lyndon Johnson announced that he would not seek reelection after almost losing the New Hampshire primary.
b. Martin Luther King Jr. was killed in Memphis while supporting a garbage workers' strike.
c. The Tet offensive shattered public confidence in Lyndon Johnson's administration.