What about a topic you're passionate about? Maybe something that's controversial?
Option 'A' is wrong because his's doesn't make any sense.
Option 'B' is wrong as well becuase 'it's' should be 'its'.
Option 'C' is also wrong because it should be 'hers'/
Option 'D' is correct because it uses the correct possessive personal pronouns.
Also 'moderators' I don't know what your dang deal is with always deleting me goddang answers, but when you did it took away 100 points and one of my brainliest answers. So please stop with that.
The first and second at first glance looks to have a misplaced modifier, but the first one is the correct answer. :)