![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
What is the difference between Joost and KaZaA according to Fredrik de Wahl?
A.
KaZaA benefited the industry which it entered.
B.
KaZaA didn't impact the industry which it entered.
C.
Joost doesn't threaten the industry which it's entering.
D.
Joost negatively impacts the industry which it's entering.