Can we draw the following hypothesis from the context (see options)? 

Context:

How to open dll files<br>Understand what a dll file is. A dll (dynamic link library) is a windows file that is used by program to call upon existing functions. Essentially, they allow windows and other programs to gain functionality without having to have that functionality built-in.

Hypothesis: DLL is an acronym
Options:
 1). Yes;
 2). It's impossible to say;
 3). No;
1).