Answer:
lose perceived competence; seen as having less
Step-by-step explanation:
A study by Cuddy and Fiske titled "A Model of (Often Mixed) Stereotype Content: Competence and Warmth Respectively Follow From Perceived Status and Competition ", they observed that when working women become mothers, they lose perceived competence and are seen as having less warmth.
Cuddy and Fiske (in press) found that when working women become mothers, they lose perceived competence and are seen as having less warmth.