Answer:
B, Mr. Bagnall determined that several of us were quite sus. Imposters, perhaps.
Explanation:
"Sus" and "Imposters" are both references to popular 2018 game Among Us, by Innersloth.
Dr. Lanyon has learned damaging new information about Dr. Jekyll. I know this because after Utterson asks if Lanyon has seen Dr Jekyll, his face changes and he says he never wants to see him again.
Answer: Biking is a good way to travel in cities
Explanation: I did the I-ready lesson