They helped clear the respiratory system I think but I'm not entirely sure
Answer:
Scooby-Dooby-Doo, Where Are You? We got some work to do now!
Scooby-Dooby-Doo, Where Are You? We need some help from you now
Come on Scooby-Doo, I see you... pretending you got a sliver
But you're not fooling me, cause I can see, the way you shake and shiver
You know we got a mystery to solve, so Scooby Doo be ready for your act
Don't hold back!
And Scooby Doo if you come through you're gonna
Have yourself a scooby snack!
That's a fact!
Scooby-Dooby-Doo, here are you. You're ready and you're willin'
If we can count on you Scooby Doo, I know we'll catch that villain
Manorialism was "<span>a structure that defined a peasant’s relationship to the lord of the manor," since this was at the heard of the feudal system, which provided "protection" to the peasants and labor to the lords. </span>
Answer:
Some commodities that became valuable as Americans expanded westward are:
Bison meat: Bison meat was so prized that they were almost became exticint due to overhunting. The Bison was once numerous in the Great Plains, but nowadays, there are much less of them, and mostly in national parks.
Gold: this applies mainly to the California Gold Rush of 1849, which was the event that attracted many immigrants from other parts of the US and the world to the state at the time.
Furs: some of the first people who went west were fur hunters, who hunted many types of furs like beaver fur, which was very valuable at the time.
I believe the answer would be C