Robin has postponed getting her ears pierced for years even though she loves to wear earrings and is convinced that jewellery manufacturers will not continue to produce clip-on earrings. When Robin was told that her favourite store would no longer stock Coret brand clip-on earrings, she assumed that Coret was no longer producing clip-on earrings, even though that was not the case. What led to Robin's incorrect assumption? ho a) upward communication b) selective perception c) defensive bias d) closure