Answer:
B.) They are friendly and outgoing
Step-by-step explanation:
The narrator explained the way the people who work for Dr. Farber speak or talk. The first one is a friendly person who introduces herself the minutes he/she saw the narrator. While the second staff speaks with enthusiastic salutations, defining his outgoing personality. Therefore we can conclude that the staff (the people working) of Dr. Farber are friendly and outgoing.