A student is writing a report for class about crows. The student wants to revise the draft to have a better conclusion. Crows are very smart birds. They communicate with each other, and they have strong memories. They can remember places to find food and things that people do. For example, if a person scared a crow, the crow would know to stay away from that person. The crow would also tell all of his friends to stay away from that person.

Choose the concluding sentence that is MOST CLEARLY related to the information presented in the report

A. These actions show how smart crows really are.
B. This is why people really should be careful around crows.
C. People can also teach crows how to talk and to do tricks.
D. So the next time you see a crow watch, what it does.