What was an effect that World War II had on American women?

The war promoted the common practice that a woman quit her job once she was married.
The war did little to increase the confidence, knowledge, and opportunities for women workers.
The war made it difficult for women to forge new relationships because many now spent their time working.
The war accelerated a trend toward white-collar employment for women.

Question

What was an effect that World War II had on American women?
 	
	The war promoted the common practice that a woman quit her job once she was married.
	The war did little to increase the confidence, knowledge, and opportunities for women workers.
	The war made it difficult for women to forge new relationships because many now spent their time working.
	The war accelerated a trend toward white-collar employment for women.