Each one of the following clues contains a keyword that is partially filled.

Clue 1: Synonym of recognize (8 letters): _D_NT_FY

Clue 2: A story long enough to fill a book (5 letters): _________ EL

Clue 3: Two of something (6 letters): ________ PLE

Clue 4: A fraction of something, split equally into two parts (4 letters):_________ F

The first letter of each of the keywords can be rearranged to form a four-letter word. Which one of the options below is a possible choice for the four-letter word?
Which one of the options below is a possible choice for the four-letter word?

The correct option is CHIN.

To find the correct word, we can solve each of the four clues step-by-step to identify the keywords and their first letters:

Clue 1: "Synonym of recognize (8 letters): _D_NT_FY"
The word that means to recognize someone or something is IDENTIFY.
The first letter is I.

Clue 2: "A story long enough to fill a book (5 letters): _________ EL"
A book-length fictional story is a NOVEL.
The first letter is N.

Clue 3: "Two of something (6 letters): ________ PLE"
Two of something, or two people associated together, is a COUPLE.
The first letter is C.

Clue 4: "A fraction of something, split equally into two parts (4 letters):_________ F"
One of two equal parts of a whole is a HALF.
The first letter is H.

Now, we gather the first letter of each keyword:
- From Clue 1: I
- From Clue 2: N
- From Clue 3: C
- From Clue 4: H

Rearranging these letters (I, N, C, and H) allows us to spell the four-letter word CHIN.