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.