The answer would be D because furled is a verb and it means to roll or fold up and secure neatly.
The answer to the riddle is "none"
Answer:
THE CONSONANTS OF ENGLISH. Sound. Examples. /p/ pair, cup. /b/ bad, crab. /t/ tall, hit. /d/ dark, head. /k/ cab, lack. /g/ good, tag. /f/ fine, wife. /v/ very, above.