Arrange the given words in the sequence in which they occur in the dictionary.
1. Shocking
2. Shiver
3. Shelter
4. Shorten
5. Shudder

First two letters of all the words are same so verifying the third letter.

The alphabetical order of the third letter of the given words is e, i, o, u. Arranging the respective words in the same order, Shelter is placed first, Shiver is placed second, Shudder is placed fifth.

Among the remaining words Shocking and Shorten, the fourth letter of Shocking is before Shorten in the alphabetical order. So Shocking is placed third and Shorten is placed fourth.

$$\therefore\ $$The order of the given words according to the dictionary is Shelter, Shiver, Shocking, Shorten, Shudder

Hence, the correct answer is Option B