Dell is most successful at depicting women’s changing perceptions of marital roles in part one of King Arthur's Socks: A Comedy in One Act through his portrayal of a. Vivien’s distaste for domestic chores.
b. Vivien’s criticisms of Arthur.
c. Vivien’s pursuit of Lancelot despite his marriage.
d. Vivien’s threat to marry another.

I think it might be C. (Vivien’s pursuit of Lancelot despite his marriage.)

d.) then bernice winced as marjorie tossed her own hair over her shoulders and began to twist it slowly into two long blond braids until in her cream-colored negligée she looked like a delicate painting of some saxon princess. fascinated, bernice watched the braids grow. heavy and luxurious they were, moving under the supple fingers like restive snakes—and to bernice remained this relic and the curling iron and a to-morrow full of eyes.