To answer this question i would need to have more information on what you are dealing with. If you can link this with more information that would be great.
A. She is a saint, and he is a pilgrim who adores her.
It says, in their early conversations, therefore not in any of their soliloquies. In their first conversation, there are lines such as "For saints have hands, that pilgrim hands do touch." Therefore A is the correct answer.
The yellow wallpaper is driven by the narrators sense that wallpaper is a text she must interpret that its something effecting her
I believe it is Quantity.