Final answer:
Crunchyroll is the streaming service that offers 'Monster Musume' in the Netherlands. A subscription to Crunchyroll is needed to access their extensive anime library.
Step-by-step explanation:
The company that streams Monster Musume in the Netherlands is d) Crunchyroll. Streaming platforms often acquire licensing rights for different regions, and Crunchyroll has obtained the rights to stream this particular anime series in various locations, including the Netherlands. It's essential to have a Crunchyroll subscription to access their library of anime content, which includes a wide range of genres and titles alongside Monster Musume.