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

Context:

How to hang a muffler<br>Purchase a new muffler hanger. Also called muffler straps, muffler hangers are thick rubber loops. Your exhaust system may require more than 1 hanger, so look underneath the car to see if it requires any additional muffler hangers.

Hypothesis: All cars require additional muffler hangers.
Choose your answer from:
 1). Yes.
 2). It's impossible to say.
 3). No.