A premise is an assumption that an argument claims is true, and will include or justify a conclusion. In logic, an argument requires a set of (at least) two declarative sentences (or ''propositions'') known as the premises or premisses along with another declarative sentence ( or ''proposition) known as the conclusion. HOPE THIS HELPED. XX
If anything, it made it a bit more frightening... It gave the reader access to his insane mind.
Answer:
They give more information about the earthquake.
Explanation:
The quoted sentence is used as information from a specialist.
I believe it is a simple present sentence.