Respuesta :
Answer: because it 2 compares things
Explanation:
At the core of this metaphor is the concept of 'cold-heartedness'. A person who is cold-hearted is considered to be mean and uncaring.
Explanation:
It means that you are just boring? Its a metaphore for the same reason why people say "its raining cats or dogs" or "he/she/they was/were a fish out of water". Its just a way of trying to say something without actually saying it.