Refering to the `v-t` curve, which of the following are correct ?
(i) Acceleration is uniform in region 1
(ii) The particle moves along `+x-`direction with uniform velocity in region 2.
(iii) Acceleration increases with time in region 3 and while the particle speed up, acceleration decreases in region 4
(iv) The particle deccelerates in region 5.

Options

A. (i), (ii), (iii) are right and (iv) is wrong
B. (i), (ii), (iv) are right and (iii) is wrong
C. (i), (iii), (iv) are right and (ii) is wrong
D. (i), (iv) are right and (i), (iii) are wrong

Answer

B