Final answer:
The study by Loftus and Palmer demonstrated the impact of leading questions on participants' memory of an event and how language can shape memory and perception.
Step-by-step explanation:
The study by Loftus and Palmer demonstrated the misinformation effect and the impact of leading questions on participants' memory of an event.
Participants who heard the word 'smashed' estimated higher speeds and were more likely to falsely remember seeing broken glass compared to participants who heard the word 'contacted'. This shows how language can shape memory and perception.