Mark Arm (born Mark Thomas McLaughlin, February 21, 1962) is the vocalist for the grunge band Mudhoney. His former group, Green River, is one of the first grunge bands, along with Malfunkshun, Soundgarden, Skin Yard, the U-Men, and others. He is also the manager of the Sub Pop warehouse and previously worked at Fantagraphics Books.
Green River was founded before Soundgarden.
Read the following paragraph and determine if the hypothesis is true:

Mark Arm (born Mark Thomas McLaughlin, February 21, 1962) is the vocalist for the grunge band Mudhoney. His former group, Green River, is one of the first grunge bands, along with Malfunkshun, Soundgarden, Skin Yard, the U-Men, and others. He is also the manager of the Sub Pop warehouse and previously worked at Fantagraphics Books.

Hypothesis: Green River was founded before Soundgarden.n
Options: 

 - yes

 - it is not possible to tell

 - no
it is not possible to tell
Read the following paragraph and determine if the hypothesis is true:

Mark Arm (born Mark Thomas McLaughlin, February 21, 1962) is the vocalist for the grunge band Mudhoney. His former group, Green River, is one of the first grunge bands, along with Malfunkshun, Soundgarden, Skin Yard, the U-Men, and others. He is also the manager of the Sub Pop warehouse and previously worked at Fantagraphics Books.

Hypothesis: Green River was founded before Soundgarden.n
Options: 

 - yes

 - it is not possible to tell

 - no
user
it is not possible to tell
assistant