Which excerpt from the story “Marriage Is a Private Affair” reveals cultural differences that contribute to the dilemma? “[Nene] kept her home much better than most of them [the Ibo women].” “Okeke was trying hard not to think of his two grandsons.” “The boy’s mind is diseased, and only a good herbalist can bring him back . . . .” “Nnaemeka sat with his father under a cassia tree.”