adg142000 wrote:
The new house's front door is secured by an electronic lock; a feature that not only allows residents to lock and unlock the door without physical keys, but also mayprevent them from entering the house during a power outage.
(A) a feature that not only allows residents who lock and unlock the door without physical keys, but also may prevent
(B) a feature allowing residents without a physical key to lock or unlock the door, but also possibly preventing
(C) a feature allows residents
...
(A) a feature that not only allows residents who lock and unlock the door without physical keys, but also may prevent
(B) a feature allowing residents without a physical key to lock or unlock the door, but also possibly preventing
(C) a feature allows residents
...
