Question

Select the sentence that is punctuated correctly. (Points : 1)
Sitting in the medical office waiting room, Veronica smiled nervously at the woman sitting next to her, but then she had to get up suddenly because the receptionist summoned her to the window.
Sitting in the medical office waiting room, Veronica smiled nervously at the woman sitting next to her, but then she had to get up suddenly because, the receptionist summoned her to the window.
Sitting in the medical office waiting room Veronica smiled nervously at the woman sitting next to her, but then she had to get up suddenly, because the receptionist summoned her to the window.

Answer 1

What do you think?

Answer 2

Sitting in the medical office waiting room, Veronica smiled nervously at the woman sitting next to her, but then she had to get up suddenly because the receptionist summoned her to the window.