Which female artists sold over 40 million copies of an album?
Only 2 female artists sold over 40 million copies of an album. 
- Whitney Houston / various artists "The Bodyguard" in 1992
- Shania Twain "Come On Over" in 1997
<START_INST>Which female artists sold over 40 million copies of an album?<END_INST><START_CTX><END_CTX><START_A>Only 2 female artists sold over 40 million copies of an album. 
- Whitney Houston / various artists "The Bodyguard" in 1992
- Shania Twain "Come On Over" in 1997<END_A>