Answer:
"Conformity"
Explanation:
According to my research based on studies conducted by different Sociologists, It can be said that the term best suited for what Lily is exhibiting would be "Conformity". This term is defined as "behavior in accordance with socially accepted conventions", which is also a form a peer pressure. This is what Lily is doing when she decided to choose the same answer as her friends.
I hope this answered your question. If you have any more questions feel free to ask away at Brainly.