Monkey, Money, Monotony, Monarch, Monster : Arrange in dictionary order

Select the correct option that indicates the arrangement of the given words in the order in which they appear in an English dictionary.
i.   Monkey
ii.  Money
iii. Monotony
iv. Monarch
V.  Monster

a) iv, iii, i, ii, v
b) ii, i, iv, v, iii
c) iv, ii, i, iii, v
d) i, ii, iii, iv v

Solution

First there letter (Mon) are common in all
4^th letter sequence is : a, e, k, o s
The same will be the arrangement of the given words in English dictionary.
iv, ii, i, iii, v

Answer: c) iv, ii, i, iii, v