Riddle

Everyone has one of these. They are both hard and easy to keep.

Choose an answer

A.A promise
B.A lie
C.A diary
D.Secrets
Hint: It's a word with 7 letters, starting with "S".

Answer

Secrets

Why this is the answer

Think about the literal properties of a 'secrets.'. The riddle uses metaphors to describe its physical form or function.

This riddle is filed under Expert Riddles for Adults and rated Hard.