Q. Which command would search lines 2 through 20 of the file records for the characters 1st and replace them with the characters first?

• (A) sed ‘2,20s/1st/first/’ records
• (B) sed ‘s2,20/1st/first/’ records
• (C) sed ‘2-20s/1st/first/’ records
• (D) sed ‘s2-20/1st/first/’ records