The Paragraph Below Is Developed by a Specific Mode or Pattern

The paragraph below is developed by a specific mode or pattern. Read the paragraph; then answer the question(s) .
(1) Food critics always aim for anonymity so that restaurant owners will not recognize them. (2) A case in point is Ruth Reichl. (3) Reichl was food critic for The New York Times for many years. (4) Everyone from bartenders at the Ritz to small bistro owners came to recognize her face and gave her preferential treatment to get their restaurants a good review. (5) To avoid recognition, Reichl used twelve different disguises in order to be treated like an anonymous customer. (6) Sometimes she would manicure her nails, wear makeup, and dress in a black suit for a sophisticated look. (7) At other times she would wear a gray wig and a housedress to have an older, more modest look. (8) Reichl went to great lengths to disguise herself to avoid preferential treatment.
Transitional words or phrases are used in which sentence(s) ?

A) (2)
B) (1) , (4) , (6)
C) (3) , (5) , (9)