Read Paragraph Below and Answer the Questions That Follow It

Multiple Choice

Read paragraph below and answer the questions that follow it.
(1) There types of post-secondary institutions offer unique credentials that serve as pathways to different kinds of careers. (2) The first type of post-secondary institution is the university. (3) At universities, students first earn a bachelor's degree that prepares them for professional positions in education, medicine, engineering, and many other fields requiring four or more years of study. (4) The second type of post-secondary institution, the community college offers associate degrees. (5) Some of these degrees, which can be earned in as little as two years, prepare students to transfer to a university to continue working toward a bachelor's degree. (6) Many other associate degrees serve as the minimum credential needed to enter careers such as nursing, machining, legal assisting, and office administration. (7) A third type of post-secondary institution is the vocational-technical or career college. (8) These schools typically offer a certificate upon completion of a short-term training program (usually 18 months or less) in fields such as culinary arts, truck driving, plumbing, or hair styling.
-Which of the following sentences contains a transitional expression that indicates classification?

A) Sentence 3
B) Sentence 4
C) Sentence 6
D) Sentence 8