Human resources director: While only some recent university graduates consider work environment an important factor in choosing a job, they all consider salary an important factor. Further, whereas the only workers who consider stress level an important factor in choosing a job are a few veteran employees, every recent university graduate considers vacation policy an important factor.

Question: If all of the statements of the human resources director are true, then which one of the following must be true?
Options:
A. All people who consider work environment an important factor in choosing a job also consider salary an important factor.
B. At least some people who consider work environment an important factor in choosing a job consider vacation policy an important factor as well.
C. At least some veteran employees do not consider work environment an important factor in choosing a job.
D. All people who consider vacation policy an important factor in choosing a job also consider salary an important factor.
E. No one for whom salary is an important factor in choosing a job also considers stress level an important factor.
Answer: "B"