A. A simple garden
BUT REALLY
It’s showcasing how Kathy copes with her family’s death by rejuvenating their family’s old garden, which was left to rot and decompose as years after the deaths she moved out and started deteriorating and eventually had to be put in a psych ward - after 8 months she got released and now she’s reminiscing about her nostalgic childhood when her family was still around to care for her.
Do is a command, in the past instructing.
Does is in the present, currently doing.
The author relayed the story behind the photo that is hanging above the fireplace.
In its place of honor, the framed photo is most likely a conversation opener. It can be inferred that the author is telling the story of how he got the perfect shot of the buck.
By his narration, the setting was making it possible for him to quietly take a photo and when buck looked straight at him, he had the best and once in a lifetime opportunity to take a wildlife photo in its perfection.