Respuesta :
The answer to the given analogy is:
- Key
What is an Analogy?
This refers to the comparison of two things to show their similarities or difference.
With this in mind, we can see that there is the use of analogy to show that there was a relationship between two things which were Mystery:Clue and Door:Key and we can see that a key is needed to open a door, just as clue is needed to solve a mystery.
Read more about analogy here:
https://brainly.com/question/24452889