Answer:
The reader that reads different genres of books.
Step-by-step explanation:
Which reader has the most diverse taste in books?
Because having more diverse taste in books means to read different types of books not just one type.
Definitions
adjective
adjective: diverse
1. showing a great deal of variety; very different.
"subjects as diverse as architecture, language teaching, and the physical sciences"
Similar: various, many and various, sundry, manifold, multiple, varied, varying, miscellaneous, assorted, mixed, diversified, divergent, variegated, heterogeneous, different, differing, distinct, and etc.
2.including or involving people from a range of different social and ethnic backgrounds and of different genders, sexual orientations, etc.
"our company is an equal opportunity employer committed to hiring a diverse workforce"