Natasha arranged four set-ups as given
below:
III. Solutions in test tubes 1 and 3, turn
red with methyl orange.
IV. With phenolphthalein indicator, solutions
turn pink in test tubes 2 and 4.
V. Turmeric solution shows red colour
with solutions in test tubes 1 and 3
while yellow colour with solutions in
test tubes 2 and 4.
A II, III and IV only
B I, III and V only
C I and V only
D II, III and V only