Directions: In each of the following questions, there are four sentences or parts of sentences that form a paragraph. Identify the sentence(s) or part(s) of the sentence(s) that is/are correct in terms of grammar and usage (including spelling, punctuation, and logical consistency). Then, choose the most appropriate option.
A. Three years have passed since Dr Ira Kalish, global research head, Deloitte, visited India.
B. But the changes in modern trade are all too apparent to Kalish.
C. There has been well-publicised expansions and scale backs.
D. Some have taken a fall, and others picked pace.