Jeannette’s teacher suggested that sentences 1 and 2 be combined during her revision of the paragraph. which of these is the best way to combine the sentences?

my uncle is a bibliophile. this means that he collects books. his entire house is like a library. he has cookbooks, picture books, reference books, and novels covering every free inch of space. he really enjoys collecting first editions. one day, he hopes that he will have a first edition of the lord of the rings.

a) as a bibliophile, my uncle must collect books.
b) bibliophiles and my uncle both collect books.
c) my uncle, who collects books, is a bibliophile.
d) my uncle is a bibliophile, a person who collects books.