This question has options. Answer the question about text:

I wish I had done this last year . What a waste of effort it was to put plastic on the windows when I might as well have been living in a plywood shack as far as heat retention goes . How boring I have become . I went with my friend M to see flamenco last night though .

What may be the reason for them thinking they may as well live in a shack ?
Available options:
(A). None of the above choices ..
(B). They want to live somewhere else ..
(C). A shack would be less expensive ..
(D). The plastic on the windows did nothing for heat retention ..
(D).