Correct Answer - Option 2 : Only II assumption is implicit
For this question,
Statement: Lalita has a large collection of books and she keeps on purchasing new books to add to her collection.
This statement explains the hobby and interest of Lalita
Assumption I: - Lalita has read each and every book that she has purchased.
It is not implicit as the statement doesn't explain whether Lalita reads every book or not.
Assumption II:- Lalita has love and passion for books.
It is completely according to the statement and thus is implicit.
Hence, Option 2 is correct.