A body moves with initial velocity 10 𝑚𝑠−1 . If it covers a distance of 20𝑚 in 2𝑠, then acceleration of the body is

Question : A body moves with initial velocity 10 𝑚𝑠−1 . If it covers a distance of 20𝑚 in 2𝑠, then acceleration of the body is

(A) zero

(B) $10ms^{-2}$

(C) $5ms^{-2}$

(D) $2ms^{-2}$