I realize that "d" is the (a) right answer.
But I can't figure why "c" isn't just as good, if not better.
To fill the logic gap, I need to establish that "forgone pleasures" were both desired and would have been regretted. C does exactly that.
Admin note: edited title
https://classic.7sage.com/lsat_explanations/lsat-31-section-2-question-10/
@drbrown2259 thanks, I corrected the it!