A bowl contains 3 red and 2 blue marbles. Roohi wants to pick a red marble.
Which of the following changes could she make so that the probability of picking a red marble is greater than it was before?
(i) Adding a red marble
(ii) Removing a blue marble
(iii)Adding 1 red and 1 blue marble
(A) only (i)
(B) only (i) and (ii)
(C) only (i) and (iii)
(D) (all of the above)