You have been assigned to write a "how-to" essay on the subject of making friends at a new school. Which statement would make the best transition for the start of the paragraph following the introductory paragraph of the essay?

A) Some people have a difficult time making friends.
B) To begin with, you need to be able to introduce yourself to new people.
C) Finally, it is a good idea to smile and generally have a pleasant attitude and demeanor.
D) Moving can be hard, and making friends at a new school is just one aspect of this difficult circumstance.