Final answer:
Characters in literature often open doors to symbolize change or to confront a situation. The question does not specify which Keisha is being referred to or who convinces her to open the door.
Step-by-step explanation:
In the given passages, there are several instances where characters open doors for various reasons. It is important to note that the question does not provide enough context to accurately determine which specific character named Keisha the question is referring to. However, in literature, characters often open doors to symbolize a change in their lives or to confront a situation.
As for who convinces Keisha to open the door, this information is not provided in the passages given. To determine who convinces Keisha to open the door, more information about the specific story or context is needed.