1. Read the sentence. Matilda guarded her door, standing at her high, cell-like window, and peering through the slats of the closed shutter.
What is the correct way to rewrite the sentence using parallel structure?
Matilda guarded her door, she stood at her high, cell-like window, and peered through the slats of the closed shutter.
Matilda guarding her door, stood at her high, cell-like window, and peered through the slats of the closed shutter.
O Matilda guarded her door, stood at her high, cell-like window, and peered through the slats of the closed shutter.
Matilda guarded her door, Matilda stood at her high, cell-like window, and peered out through the slats of the closed shutter.