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

Context:

How to call india<br>Dial your country's exit code. Before you can place any international call, you need to dial a set of numbers that signifies to the telephone carrier that the phone number following it will be for someone in another country. [substeps] For instance, in the united states, the exit code is " 011.

Hypothesis: the exit code is 011 for the usa
Options are:
 a). Yes.
 b). It's impossible to say.
 c). No.