[A] Margaret Gallagher, A.N. Valdivia, G. Tuchman, Betty Friedan
[B] A.N. Valdivia, G. Tuchman, Betty Friedan, Margaret Gallagher
[C] G. Tuchman, Betty Friedan, Margaret Gallagher, A.N. Valdivia
[D] Betty Friedan, G. Tuchman, Margaret Gallagher, A.N. Valdivia