Fill in the blank (_) in the following sentence from the following choices.
Sentence: Because Jennifer knew less about technology than Christine, _ offered them help in buying a printer.

Choice 1: Because Jennifer knew less about technology than Christine, Jennifer offered them help in buying a printer.
Choice 2: Because Jennifer knew less about technology than Christine, Christine offered them help in buying a printer.
Which of the choices is correct? Respond with only "1" or "2" and no additional text.
2
2.