Which excerpt from a night to remember best indicates the customs of the time period?

there was no more joking or lingering. in fact, there was hardly time to say good-by.
mr. terrell cavendish said nothing to mrs. cavendish. just a kiss . . a long look . . another kiss . . and he disappeared into the crowd.
"walter, you must come with me," begged mrs. walter d. douglas. "no," mr. douglas replied, turning away, "i must be a gentleman."
mrs. smith had an inspiration. she went up to him, explained she was all alone in the world, and asked if her husband could go along with her.

Which sentences from part 1 of the call of the wild would best serve as evidence of the theme "sometimes survival depends on knowing when not to fight"? buck had accepted the rope with quiet dignity. to be sure, it was an unwonted performance: but he had learned to trust in men he knew, and to give them credit for a wisdom that outreached his own. he had merely intimated his displeasure, in his pride believing that to intimate was to command. but to his surprise the rope tightened around his neck, shutting off his breath. he saw, once for all, that he stood no chance against a man with a club. he had learned the lesson, and in all his after life he never forgot it. that had given them an unfair advantage; but now that it was off, he would show them. they would never get another rope around his neck.