During his summer internship at a major publishing house, Abe prepared a report on contemporary young-adult fiction. As part of his research, Abe looked at 75 randomly chosen young-adult novels published last year and noted whether they include a love triangle or not. He found that 59 of the 75 did. Estimate the proportion of young-adult novels that include a love triangle, including a margin of error.

a.
78.67 % plus-or-minus 9.46 %

b.
78.67 % plus-or-minus 4.73 %

c.
78.67 % plus-or-minus 3.93 %

d.
None of these