Assuming the answer choices are
A)Bob Dylan, Joan Baez, and Jerry Rubin
B)Jane Fonda, John Lennon, and Martin Luther King Jr.
C)Robert McNamara, John F. Kennedy, and Richard Nixon.
D)members of the Students for a Democratic Society and the Committee for Nonviolent Action
(I had the same question)
The answer is C) Robert McNamara, John F Kennedy, and Richard Nixon