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

Context:

How to remove e clips<br>Align your remover tool with the edge of the e-clip. Most e-clip removers have a smooth, curved edge. Line up the curved edge on your tool with the curve of the e-clip, and place your tool just below the e-clip.

Hypothesis: Most e-clip removers have a smooth, curved edge and a long hard edge.
OPT: a. Yes; b. It's impossible to say; c. No;