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

Context:

Sheree Victoria Murphy (born 22 August 1975) is an English actress and television presenter, best known for her roles as Tricia Dingle in the ITV soap opera "Emmerdale", Eva Strong in the Channel 4 soap opera "Hollyoaks" and Dakota Davies in the Australian soap opera "Neighbours".

Hypothesis: Sheree Victoria Murphy has only appeared on three television networks.
Available choices:
 *Yes.
 *It's impossible to say.
 *No.
It's impossible to say