Correct Answer - Option 3 : 2, 1, 6, 3, 4, 5
According to the sequence in the dictionary, all the words are arranged in the order given below -
2. Monastery
1. Monster
6. Monument
3. Morsel
4. Mountain
5. Moustache
So, the correct order of words in the dictionary is 2, 1, 6, 3, 4, 5.
Hence, Option (3) is correct.
When arranging the words, check the words letter by letter.
If the first letters are the same, check the second letter.
If the second letters are the same, check the third letter and so on.