SSC Steno Grade C and D 22 Dec 2020 Shift 2 Paper

Given below are four sentences, three of which, are jumbled. Pick the option that gives the correct order.
A. To spend the waiting hours at the airport, I walked into the bookstore and bought some magazines.
B. It was Partha, an old friend.
C. I had hardly turned a few pages of a magazine when I felt a hand on my shoulder.
D. Then I found a comfortable seat and sat down to read.