I think she did the right thing, if in the circumstances she felt events had put her beyond her capabilities.
Optons might have been to try and locate Rochester, which was nearby, but on a hill, and in bad weather
Turn north until regaining better weather, but with stanstead zone ahead.
Use a mobile phone to communicate, but how do you find the number in bad weather, no autopilot and no passenger.
One point, she was VFR, but appears to be in IMC.
Low & slow
I lost everything electrical when a battery strap broke, so I think you have explained why.