Read the excerpt from “Rip Van Winkle.” Times grew worse and worse with Rip Van Winkle as years of matrimony rolled on; a tart temper never mellows with age, and a sharp tongue is the only edge tool that grows keener by constant use.

What does the phrase “a tart temper mellows with age, and a sharp tongue is the only edge tool that grows keener by constant use” suggest?

Rip Van Winkle and his wife have strong personalities, and the conflict between them escalates as their marriage goes on.
With each day the Van Winkles are together, the more intense and consistent Dame Van Winkle’s nagging becomes.
The Van Winkles' affection for each other grows stronger as they learn to talk through their differences.
As Rip Van Winkle becomes more accustomed to his wife’s demands, he adjusts his behavior to better meet her expectations.