Given below is the procedure to represent the integers on a number line. A. Points to the right of zero are positive integers and are marked + 1, + 2, + 3,...., etc. B. Mark a point as zero on it. C. Draw a line and mark some points at equal distance. D. Points to the left of zero are negative integers and are marked as - 1, - 2, - 3, - 4, etc. Read the procedure and arrange them in correct order by choosing the correct option.

• A.  ABCD                                   
• B.  CBDA
• C.  CBAD                   
• D.              BCAD