Answer:
D. "If we had gone to Texas, boys, I do not know what might have been but I do know now that you are and that you have one of the best mothers that lives." (paragraph 7)
Step-by-step explanation:
The statement that best supports the idea that the father was glad his family did not move to Texas is option D: "If we had gone to Texas, boys, I do not know what might have been but I do know now that you are and that you have one of the best mothers that lives." This statement implies that the father is happy with the decision not to move to Texas, and that he values his family's current situation, including having a great mother for his children.