A body cover 20 m in 2 s and another 20 m in next 4s. Arrange the following steps in sequential order to find th average velocity of the body .

(A) Find the displacements of the body in first 2s and next 4 s from the given data.

(B) find the displacements of the body .

(C) find the total time taken by the body to complete the total displacement .

(D) Use the formula, average velocity = `("total displacement")/(" Total time taken")`

A. ABCD

B. ADCB

C. DCBA

D. DBCA